AI & ChatGPT searches , social queriess for SLACK VARIABLE
Search references for SLACK VARIABLE. Phrases containing SLACK VARIABLE
See searches and references containing SLACK VARIABLE!
Search references for SLACK VARIABLE. Phrases containing SLACK VARIABLE
See searches and references containing SLACK VARIABLE!SLACK VARIABLE
Mathematical concept
In an optimization problem, a slack variable is a variable that is added to an inequality constraint to transform it into an equality constraint. A non-negativity
Slack_variable
Topics referred to by the same term
Slack bus, an electrical power regulating system used to conduct load flow studies Slack tub, used by a blacksmith to quench hot metal Slack variable
Slack
Algorithm for linear programming
constraint, a new variable, called a slack variable, is introduced to change the constraint to an equality constraint. This variable represents the difference
Simplex_algorithm
Method to solve optimization problems
the i-th slack variable of the primal is not zero, then the i-th variable of the dual is equal to zero. Likewise, if the j-th slack variable of the dual
Linear_programming
Topics referred to by the same term
Newton in his early calculus State variable, used to describe the mathematical "state" of a dynamical system Slack variable, inserted to transform an inequality
Variable
Study of mathematical algorithms for optimization problems
conditions using a slack variable; with enough slack, any starting point is feasible. Then, minimize that slack variable until the slack is null or negative
Mathematical_optimization
Mathematical optimization concept
slack variable, this means each primal variable corresponds to a dual slack variable, and each dual variable corresponds to a primal slack variable.
Dual_linear_program
Concept in mathematical optimization
constraints. Interior-point method, a method to solve the KKT conditions. Slack variable Slater's condition Tabak, Daniel; Kuo, Benjamin C. (1971). Optimal Control
Karush–Kuhn–Tucker_conditions
Quadratic programming as a special case
and s the slack variables for the inequality constraints. The fourth condition derives from the complementarity of each group of variables (x, s) with
Linear complementarity problem
Linear_complementarity_problem
Subfield of convex optimization
and the above inner products are well-defined. Note that if we add slack variables appropriately, this SDP can be converted to an equational form: min
Semidefinite_programming
Optimization technique for solving (mixed) integer linear programs
integer) solution of the relaxed linear program. Introducing a new slack variable xk for this inequality, a new constraint is added to the linear program
Cutting-plane_method
Root-finding algorithm
the first two control the size of the truncation and the third is a slack variable that controls the size of the interval for the projection step. Given
ITP_method
Machine learning algorithm
often reformulated in terms of a quadratic program by introducing one slack variable ξ i {\displaystyle \xi _{i}} for each sample, each representing the
Structured support vector machine
Structured_support_vector_machine
Set of methods for supervised statistical learning
within an ε {\displaystyle \varepsilon } range of the true predictions. Slack variables are usually added into the above to allow for errors and to allow approximation
Support_vector_machine
Automotive transmission technology
A continuously variable transmission (CVT) is an automatic transmission that can change through a continuous range of gear ratios, typically resulting
Continuously variable transmission
Continuously_variable_transmission
Method of solving linear programming problems
the form −M multiplying the artificial variables. For less-than or equal constraints, introduce slack variables si so that all constraints are equalities
Big_M_method
Electrical power regulating system
Q_{i}=Q_{i}-Q_{i,calc}} The use of a slack bus has an inherent disadvantage when dealing with uncertain input variables: the slack bus must absorb all uncertainties
Slack_bus
Coordinate system that is defined by points instead of vectors
when P is a simplex. Dual to generalized barycentric coordinates are slack variables, which measure by how much margin a point satisfies the linear constraints
Barycentric_coordinate_system
may not be optimal Global optimum and Local optimum Maxima and minima Slack variable Continuous optimization Discrete optimization Linear programming (also
List of numerical analysis topics
List_of_numerical_analysis_topics
Mathematical optimization problem restricted to integers
eliminating inequalities, introducing slack variables ( s {\displaystyle \mathbf {s} } ) and replacing variables that are not sign-constrained with the
Integer_programming
Supervised boosting classification model
the non-negative vector ξ {\displaystyle {\boldsymbol {\xi }}} of slack variables and the margin ρ {\displaystyle \rho } is the following. min α , ξ
LPBoost
Geometric object with flat sides
polytopes occur in the use of generalized barycentric coordinates and slack variables. In twistor theory, a branch of theoretical physics, a polytope called
Polytope
Concept from linear programming
0} means that all variables are non-negative. Any linear program can be converted into an equational form by adding slack variables. As a preliminary
Basic_feasible_solution
Process of finding a spatial transformation that aligns two point clouds
{\displaystyle M+1} th and N + 1 {\displaystyle N+1} th elements are slack variables. The algorithm can also be extended for point sets in 3D or higher
Point-set_registration
such a separating hyperplane does not exist, we introduce so-called slack variables ξ i {\displaystyle \xi _{i}} such that { y i [ w T ϕ ( x i ) + b ]
Least-squares support vector machine
Least-squares_support_vector_machine
Statistical machine learning algorithm for metric learning
replace the term in the cost function. They play a role similar to slack variables to absorb the extent of violations of the impostor constraints. The
Large_margin_nearest_neighbor
Archaeological site in United Kingdom
remains consist of 22 burials on the Argam Lane site and 42 at the Bell Slack site. In 1972, 22 square-barrows were excavated. All had central graves
Burton Fleming (archaeological site)
Burton_Fleming_(archaeological_site)
Markov-based processes with variable "memory"
mapping using variable-length Markov chains." The American Journal of Human Genetics 78.6 (2006): 903–913. Smith, A.; Denenberg, J.; Slack, T.; Tan, C.;
Variable-order_Markov_model
Linguistic emphasis on syllables or words
is called stress accent or dynamic accent; English uses what is called variable stress accent. Since stress can be realised through a wide range of phonetic
Stress_(linguistics)
The Bantam was a British cyclecar manufactured by Slack and Harrison in Kegworth, Leicestershire in 1913. It was powered by an 8 hp V-twin engine made
Bantam_(car)
Card game
are played during the game. Slack can be represented using any available chit or counter, but each player begins with a Slack total of zero. Players take
Chez_Geek
Nguni language of southern South Africa
pronounced [dʱa̤] (or, equivalently, [d̥a̤]). They are better described as slack voiced than as breathy voiced. They are truly voiced only after nasals,
Xhosa_language
Category of cloud computing
providers is that demand is not known in advance. Their system must have enough slack to be able to handle all users without turning any away, but without paying
Software_as_a_service
Neologism coined in 1965
variable in programming. Fnord appears in the Church of the SubGenius recruitment film Arise! and has been used in the SubGenius newsgroup alt.slack.[citation
Fnord
Multilingual font family from Google
Android, Wear OS, and ChromeOS operating systems. It is also used on the Slack apps on Windows, Linux, and Android. In 2026, Google updated its Noto Emoji
Noto_fonts
Branch of mathematics
of calculus, especially the use of derivatives and integrals to study variable quantities, and in the 19th century its foundations were reformulated with
Mathematical_analysis
Perennial insectivorous herb in the family Lentibulariaceae
this species in Nova Genera et Species Plantarum in 1817. The extremely variable species has been redefined at least twice since, while several new species
Pinguicula_moranensis
Variable-ratio transmission system commonly used on bicycles
functions: it moves the chain between rear sprockets while taking up chain slack caused by moving to a smaller sprocket at the rear or a smaller chainring
Derailleur
variable transmission) but there is a short delay before the vehicle feels as though it has been shunted forwards slightly. It can occur due to slack
Driveline_shunt
Rare birth defect; incomplete development of the face on one side
13(5), 405–415. https://doi.org/10.1007/s12519-017-0048-z Junaid, Mohammed; Slack-Smith, Linda; Wong, Kingsley; Bourke, Jenny; Baynam, Gareth; Calache, Hanny;
Goldenhar_syndrome
Playing technique
commercial slack key recordings were made), the style has expanded, and some contemporary compositions have a distinctly new-age sound. Slack key's older
Fingerstyle_guitar
Weight training exercise
position to maintain a neutral spine throughout the lift. Then they pull the slack out of the barbell. Drive: The next section of the deadlift produces the
Deadlift
Online collaborative vector graphics editor
inspect elements for code snippets, download assets marked for export, see variables and tokens, and view dimensions easily. These tools combined allow users
Figma
Numerical analysis of electric power flow
would result in an additional unknown variable. For similar reasons, there are no equations written for the Slack Bus. In many transmission systems, the
Power-flow_study
Logical or physical division of storage media
clusters will therefore waste disk space; such wasted disk space is called slack space. For cluster sizes that are small versus the average file size, the
Disk_sector
Casual games by The New York Times
member of the Sulzberger family who proposed the purchase to Knight over Slack after reading about the game. The Washington Post purportedly considered
The_New_York_Times_Games
NP-hard problem in combinatorial optimization
} where the constant term n − 1 {\displaystyle n-1} provides sufficient slack that x i j = 0 {\displaystyle x_{ij}=0} does not impose a relation between
Travelling_salesman_problem
Machine to increase pressure of gas by reducing its volume
Scroll Member Biased By Oil Pressure," U.S. Patent 4875838, 1989. Eric Slack (Winter 2016). "Sertco". Energy and Mining International. Phoenix Media
Compressor
Sequence of bits or bytes of a fixed size
thus the last block of a file may remain partially empty. This will create slack space. Some newer file systems, such as Btrfs and FreeBSD UFS2, attempt
Block_(data_storage)
American musician (1966–1997)
Buckley spontaneously went swimming fully dressed in the Wolf River Harbor, a slack water channel of the Mississippi River, singing the chorus of Led Zeppelin's
Jeff_Buckley
American writer, educator, and entrepreneur
December 28, 2022. Eyal, Nir (June 23, 2019). "How the people who built Slack use it without going bonkers". Fast Company. Retrieved October 11, 2019
Nir_Eyal
Reciprocating internal combustion engine
simplex roller chains and the exhausts driven from the inlets by automatic slack adjusting spur gears at the front end, two unequal-length swirl-inducing
Volkswagen-Audi_V8_engine
– a simple hitch which may easily be shifted up and down the rope while slack Albright special – used to tie two different diameters of line together
List_of_knots
Unix shell
variable "VAR". Some Linux distributions, such as Debian and Slackware (via SlackBuilds.org), have this available.[citation needed] BusyBox Toybox Comparison
Stand-alone_shell
Measurement of algorithmic bias
after a learning process may be considered unfair if they were based on variables considered sensitive (e.g., gender, ethnicity, sexual orientation, or
Fairness_(machine_learning)
Genus of bacteria
et al. 1987 Leptospira santarosai Yasuda et al. 1987 Leptospira kmetyi Slack et al. 2009 Leptospira mayottensis Bourhy et al. 2014 Intermediates or opportunistic
Leptospira
through turns by alternating short forward and backward pedal strokes. No slack or backlash occurs, in either direction. Ability to coast is maintained
Hydraulic_bicycle
Use of artificial intelligence in the automation of electronic design
Lawrence (October 2018). "Using Machine Learning to Predict Path-Based Slack from Graph-Based Timing Analysis". 2018 IEEE 36th International Conference
AI-driven_design_automation
Bone marrow cancer in which lymphocytes are overproduced
is associated with a median OS of 9–11 years. While prognosis is highly variable and dependent on various factors, including these mutations, the average
Chronic_lymphocytic_leukemia
American truck series
with emergency locking retractors; a center lap safety belt was used, with slack adjustment. For 1977, Ford and Dodge would follow suit, adding the same
Chevrolet C/K (third generation)
Chevrolet_C/K_(third_generation)
Ship designed for operations near shore
Archived 24 March 2018 at the Wayback Machine. New York Times, 5 November 2010 Slack, Donovan. "Kerry pushes a late deal on ships". [2]. Boston Globe, 13 December
Littoral_combat_ship
simplex roller chains and the exhausts driven from the inlets by automatic slack adjusting spur gears at the front end, two unequal-length swirl-inducing
List of Volkswagen Group diesel engines
List_of_Volkswagen_Group_diesel_engines
Mechanical analog computer
selection of slack wires if the guess on which of the eight radial wires were slack was wrong and one of the wires guessed to be slack was not slack. After
Slide_rule
Parrot endemic to New Zealand
popular animated emoji frequently associated with the workflow application Slack. The kākāpō was featured in the episode "Strange Islands" of the documentary
Kākāpō
Free and open-source object relational database management system
Google Drive, Google Cloud, etc.) and notifications to external services (Slack, Discord, Telegram, SMTP, etc.). A number of companies offer proprietary
PostgreSQL
Species of mollusc
flowing, well-oxygenated waters of shoals and riffles of rivers, but not in slack water below shoals. The species preferred water depth of up to 1.5 m.[citation
Spiny_river_snail
Model used to predict the degree of migration between two places
John Wiley and Sons. ISBN 978-1118175996. Rodrigue, J.-P., Comtois, C., Slack, B. (2009). The Geography of Transport Systems. London, New York: Routledge
Gravity_model_of_migration
Device for changing gear ratio on bikes
tensioner is required, a short cage is usually sufficient to take up the chain slack. The single external sprocket means that the wheel can have a hub with more
Hub_gear
Creation of a whole that is greater than the simple sum of its parts
occur when there is information present in the joint state of multiple variables that cannot be extracted from the individual parts considered individually
Synergy
Statistical method for fitting a line
Jaeckel (1972); Scholz (1978); Sievers (1978); Birkes & Dodge (1993). Hirsch, Slack & Smith (1982). Sen (1968), Theorem 5.1, p. 1384; Wang & Yu (2005). Sen
Theil–Sen_estimator
French footballer (born 1986)
Lyon and Marseille, though most of the goals conceded were attributed to "slack defending" displayed by both clubs as described by the media and both managers
Hugo_Lloris
consonant Rounded vowel Sandhi SAMPA Semivowel Sibilant consonant Sj-sound (ɧ) Slack voice Jennifer Smith (sociolinguist) Sociophonetics Sonorant Source–filter
Index_of_phonetics_articles
Erectile female sexual organ
pseudo-penis is stretched and loses much of its original aspects; it becomes a slack-walled and reduced prepuce with an enlarged orifice with split lips. Approximately
Clitoris
Extinct order of large marine reptiles
collection of the University of California Museum of Paleontology. After a slack during the middle of the century, with no new genera being named between
Ichthyosauria
Chinese multinational technology company
19 February 2019. Li, Jane (10 March 2020). "What is DingTalk, Alibaba's Slack equivalent that quarantined kids in China hate?". Quartz. Retrieved 2 June
Alibaba_Group
shortened, and full-time, half-time, and spare-time classes offered in the slack agricultural seasons. Sometimes itinerant teachers were hired for mountain
Education_in_China
Personality disorder
Personality Disorder". Psychiatric Annals. 39 (3). Thorofare, New Jersey: SLACK Incorporated: 129–136. doi:10.3928/00485713-20090301-03. ISSN 0048-5713
Narcissistic personality disorder
Narcissistic_personality_disorder
Czech truck family
8×8) Triple-circuit air "S" cam drum brakes acting on all wheels drums via slack adjuster, brake cylinders are remotely vented. First brake circuit acts
Tatra_813
Mechanism that activates a gun
small lever attached to the rear of the trigger. This takes up the trigger slack (or "take-up") in the trigger and allows for a much lighter trigger pull
Trigger_(firearms)
Principle in mathematical optimization
the objective function. Moving in any such direction is said to remove slack between the candidate solution and one or more constraints. An infeasible
Duality_(optimization)
Genre of rock music
the soundtrack Dave Grohl's documentary Sound City titled "Cut Me Some Slack". One of the most successful rock groups of the 21st century, Queens of
Grunge
British banker, scientist, intelligence officer and government advisor (1910–1990)
case against Rothschild is unconvincing because of dubious sources and slack methods". Noel Annan, who was criticised by Roland Perry for a negative
Victor Rothschild, 3rd Baron Rothschild
Victor_Rothschild,_3rd_Baron_Rothschild
People without work and actively seeking work
(10): 2501–2533. doi:10.1086/720467. ISSN 0022-3808. "Measuring Labor force Slack". Milken Institute review. Hayek, F. A. (1960). The Constitution of Country
Unemployment
Death by suspension around the neck
distance, the person's height and weight were used to determine how much slack would be provided in the rope so that the distance dropped would be enough
Hanging
Large bear native to Eurasia and North America
size only by its closest relative, the polar bear, which is much less variable in size and slightly bigger on average. The brown bear is a sexually dimorphic
Brown_bear
Fatal system error screen
Kidman, Alex (September 5, 2014). "Steve Ballmer Wrote The BSOD, So Stop Slacking Off". Lifehacker. Allure Media. Archived from the original on September
Blue_screen_of_death
of the video, the enabling of Site Isolation, a User Agent override for Slack.com, which allows Firefox users to use more Call features and have access
Firefox_version_history
Cognitive shift after seeing Earth from space
Frontiers Media. doi:10.3389/fdigh.2019.00009. Yaden, David B.; Iwry, Jonathan; Slack, Kelley J.; Eichstaedt, Johannes C.; Zhao, Yukun; Vaillant, George E.; Newberg
Overview_effect
Speech sounds in several African languages
clicks, as in Xhosa ugqwanxa /uᶢ̊ǃʱʷaᵑǁa/ 'black ironwood', which has a slack-voiced alveolar click and a nasal lateral click. No natural language allows
Click_consonant
German medium tank of WWII
Schachtellaufwerk format – large, overlapping, interleaved road wheels with a "slack-track" using no return rollers for the upper run of track, also features
Panther_tank
Bridge in New York City
was necessitated less than a month later after another cable developed slack. Following the incident, the city accelerated the timetable of its proposed
Brooklyn_Bridge
Change in sea level due to gravity
tidal current ceases is called slack water or slack tide. The tide then reverses direction and is said to be turning. Slack water usually occurs near high
Tide
Species of hyena
pseudo-penis is stretched, and loses many of its original aspects; it becomes a slack-walled and reduced prepuce with an enlarged orifice with split lips. Spotted
Spotted_hyena
System of phonetic notation
Fricative/approximant ɥ̊ ɥ Labialized palatal ʍ w Labialized velar ɧ Sj-sound (variable) Lateral approximant ɫ Velarized alveolar Implosive ɠ̊͜ɓ̥ ɠ͡ɓ Labial–velar
International Phonetic Alphabet
International_Phonetic_Alphabet
Methods for training birds of prey to hunt on a human's behalf
technique is a complex undertaking. Raptor training regimes can be highly variable across different species of raptors, and the possession of any raptor is
Falconry training and technique
Falconry_training_and_technique
Model for determining the optimal production batch size
Production and Inventory Management (2 ed.). Cengale Learning, Stamford. Slack, N; Chambers, S; Harland, C; Harrison, A; Johnson, R (1995). Operations
Economic_batch_quantity
Biological process to convert light into chemical energy
209–213. doi:10.1104/pp.40.2.209. PMC 550268. PMID 16656075. Hatch MD, Slack CR (1966). "Photosynthesis by sugar-cane leaves. A new carboxylation reaction
Photosynthesis
structures when the boat is resting at anchor and moving randomly during slack tide. anchor watch The crewmen assigned to take care of a ship while it
Glossary of nautical terms (A–L)
Glossary_of_nautical_terms_(A–L)
Musical instrument
strings were sounded together, known as an "open tuning". This was called "slack-key", known in Hawaiian as "kī hōʻalu", because certain strings were "slackened"
Lap_steel_guitar
Part of US ballistic missile defense system
spokesman explained that other, smaller radars in the Pacific will "pick up the slack" while SBX is in port with its radar turned off. The SBX was deployed in
Sea-based_X-band_radar
SLACK VARIABLE
SLACK VARIABLE
Boy/Male
American, Anglo, British, English
Dark; Dark Skinned
Boy/Male
Muslim
Black
Boy/Male
Native American
Black.
Girl/Female
Egyptian Greek American
Black.
Surname or Lastname
English
English : from a Middle English personal name Clac, which is from Old English Clacc or the Old Norse cognate Klakkr. As a personal name this is from a word meaning ‘lump’ and may have been used as a nickname for a large or thickset man. Reaney suggests that it could also be from clacker ‘chatterer’.
Girl/Female
Egyptian Greek American
Black.
Boy/Male
English
Dark.
Boy/Male
Czechoslovakian
Black.
Surname or Lastname
Scottish and English
Scottish and English : from Middle English blak(e) ‘black’ (Old English blæc, blaca), a nickname given from the earliest times to a swarthy or dark-haired man.Scottish and English : from Old English blÄc ‘pale’, ‘fair’, i.e. precisely the opposite meaning to 1, and a variant of Blake 2. Blake and Black are found more or less interchangeably in several surnames and place names.English : variant of Blanc as a Norman name. The pronunciation of the nasalized vowel gave considerable difficulty to English speakers, and its quality was often ignored.Scottish and Irish : translation of various names from Gaelic dubh ‘black’ (see Duff).Danish and Swedish : generally, probably the English and Scottish name, but in some cases perhaps a variant spelling of Blak, a nickname from blak ‘black’.In some cases, a translation of various names meaning ‘black’, for example German and Jewish Schwarz.
Surname or Lastname
English
English : variant of Lake.North German : variant of Laack.Hungarian : from a short form of the personal name László (see Laszlo).
Girl/Female
Egyptian Greek
Black.
Surname or Lastname
English, German, and Jewish (Ashkenazic)
English, German, and Jewish (Ashkenazic) : metonymic occupational name for a maker of sacks or bags, from Old English sacc, Middle High German sack, German Sack ‘sack’. Bahlow also suggests someone who carried sacks.German : topographic from Middle High German sack ‘sack’, ‘end of a valley or area of cultivation’.Dutch : from a reduced form of the personal name Zacharias.Jewish (eastern Ashkenazic) : from an acronym of the Hebrew phrase Zera Keshodim ‘Seed of the Holy’ (referring to martyred ancestors), or from a short form of the personal name Isaac.
Surname or Lastname
English
English : from the Old Norse personal name Spakr.Respelling of Jewish, Ukrainian, and Belorussian Shpak, a nickname from Ukrainian and Belorussian shpak ‘starling’. In the case of Jewish bearers, it is generally an ornamental name.
Girl/Female
Indian
Black.
Surname or Lastname
English
English : probably from Middle English flack, flak ‘turf’, ‘sod’ (as found in the place name Flatmoor, in Cambridgeshire), and hence perhaps a metonymic occupational name for a turf cutter.North German : topographic name probably derived from a lost word denoting stagnant water.
Surname or Lastname
English
English : nickname for a large, well-built man, from Middle English stack ‘haystack’ (from Old Norse stakkr). The surname is now less common in England than in Ireland (especially County Kerry), where it was first taken in the 13th century; it has been Gaelicized Stac.German : variant of Staack.Americanized form of Polish or Czech Stach.
Girl/Female
Australian, Christian, Finnish, German, Latin, Swedish
Jet Black; Black Germ; Jet-black Gemstone; Coal Black
Surname or Lastname
English and Dutch
English and Dutch : nickname for an idle person, from Middle Dutch slac, Middle English slack, ‘lazy’, ‘careless’.English : topographic name from northern Middle English slack ‘shallow valley’ (Old Norse slakki), or a habitational name from one of the places named with this word, for example near Stainland and near Hebden Bridge in West Yorkshire.Scottish (Dumfriesshire) : habitational name, maybe from Slake or Slack in Roberton, Roxburghshire (now part of Borders region).It may also be an Americanized spelling of Slovenian Slak, a nickname from slak ‘bindweed’.
Boy/Male
Muslim
Black
Girl/Female
Egyptian Greek
Black.
SLACK VARIABLE
SLACK VARIABLE
Boy/Male
Hindu, Indian, Marathi
Child; A Descendant of Kanva
Boy/Male
Christian, Hindu, Indian, Kannada, Marathi, Telugu
New
Girl/Female
Greek Italian
Pearl.
Boy/Male
Muslim/Islamic
Name of a companion
Boy/Male
Hindu
Joy of God, Son of God
Girl/Female
Greek Latin
The sea nymphs.
Girl/Female
Indian
Humming of bee
Boy/Male
Shakespearean
Measure for Measure'.
Boy/Male
Hindu, Indian, Punjabi, Sikh, Traditional
Honour of Victory; Goddess of Victory
Girl/Female
Muslim/Islamic
Friendship
SLACK VARIABLE
SLACK VARIABLE
SLACK VARIABLE
SLACK VARIABLE
SLACK VARIABLE
a.
Black as jet; deep black.
a.
To make black; to blacken; to soil; to sully.
a.
In a less literal sense: Enveloped or shrouded in darkness; very dark or gloomy; as, a black night; the heavens black with clouds.
v. t.
To put in a sack; to bag; as, to sack corn.
superl.
Lax; not tense; not hard drawn; not firmly extended; as, a slack rope.
n.
Mourning garments of a black color; funereal drapery.
n.
To have a smack; to be tinctured with any particular taste.
n.
A black garment or dress; as, she wears black
n.
A black pigment or dye.
superl.
Weak; not holding fast; as, a slack hand.
n.
A negro; a person whose skin is of a black color, or shaded with black; esp. a member or descendant of certain African races.
superl.
Remiss; backward; not using due diligence or care; not earnest or eager; as, slack in duty or service.
superl.
Not violent, rapid, or pressing; slow; moderate; easy; as, business is slack.
a.
Having black eyes.
a.
A data structure within random-access memory used to simulate a hardware stack; as, a push-down stack.
adv.
Slackly; as, slack dried hops.
n.
The part of anything that hangs loose, having no strain upon it; as, the slack of a rope or of a sail.
adv.
As if with a smack or slap.
a.
As black as coal; jet black; very black.