What does slack mean?

Definitions for slack

Here are all the possible meanings and translations of the word slack.

Princeton's WordNet

  1. slacknoun

    dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve

  2. slump, slack, drop-off, falloff, falling offnoun

    a noticeable deterioration in performance or quality

    "the team went into a slump"; "a gradual slack in output"; "a drop-off in attendance"; "a falloff in quality"

  3. slack, slack waternoun

    a stretch of water without current or movement

    "suddenly they were in a slack and the water was motionless"

  4. mire, quagmire, quag, morass, slacknoun

    a soft wet area of low-lying land that sinks underfoot

  5. slack, slacknessnoun

    the quality of being loose (not taut)

    "he hadn't counted on the slackness of the rope"

  6. slackadjective

    a cord or rope or cable that is hanging loosely

    "he took up the slack"

  7. loose, slackadjective

    not tense or taut

    "the old man's skin hung loose and grey"; "slack and wrinkled skin"; "slack sails"; "a slack rope"

  8. slackadjective

    flowing with little speed as e.g. at the turning of the tide

    "slack water"

  9. lax, slackverb

    lacking in rigor or strictness

    "such lax and slipshod ways are no longer acceptable"; "lax in attending classes"; "slack in maintaining discipline"

  10. slackverb

    avoid responsibilities and work, be idle

  11. slackverb

    be inattentive to, or neglect

    "He slacks his attention"

  12. slackverb

    release tension on

    "slack the rope"

  13. slack, slacken, slack up, relaxverb

    make less active or fast

    "He slackened his pace as he got tired"; "Don't relax your efforts now"

  14. slow, slow down, slow up, slack, slackenverb

    become slow or slower

    "Production slowed"

  15. slake, abate, slackverb

    make less active or intense

  16. abate, let up, slack off, slack, die awayverb

    become less in amount or intensity

    "The storm abated"; "The rain let up after a few hours"

  17. slack, slakeverb

    cause to heat and crumble by treatment with water

    "slack lime"


  1. slacknoun

    Small coal; coal dust.

  2. slacknoun

    A valley, or small, shallow dell.

  3. slacknoun

    The part of anything that hangs loose, having no strain upon it.

    The slack of a rope or of a sail.

  4. slacknoun

    A tidal marsh or shallow, that periodically fills and drains.

  5. slackverb

    To mitigate; to reduce the strength of.

  6. slackverb

    to procrastinate; to be lazy

  7. slackverb

    to refuse or dislike exerting effort

  8. slackadverb


    slack dried hops

  9. slackadjective

    Lax; not tense; not hard drawn; not firmly extended.

    a slack rope

  10. slackadjective

    Weak; not holding fast.

    a slack hand

  11. slackadjective

    Remiss; backward; not using due diligence or care; not earnest or eager.

    slack in duty or service

  12. slackadjective

    Not violent, rapid, or pressing.

    Business is slack.

Webster Dictionary

  1. Slacknoun

    small coal; also, coal dust; culm

  2. Slacknoun

    a valley, or small, shallow dell

  3. Slack

    lax; not tense; not hard drawn; not firmly extended; as, a slack rope

  4. Slack

    weak; not holding fast; as, a slack hand

  5. Slack

    remiss; backward; not using due diligence or care; not earnest or eager; as, slack in duty or service

  6. Slack

    not violent, rapid, or pressing; slow; moderate; easy; as, business is slack

  7. Slackadverb

    slackly; as, slack dried hops

  8. Slacknoun

    the part of anything that hangs loose, having no strain upon it; as, the slack of a rope or of a sail

  9. Slackadjective

    alt. of Slacken

  10. Slackverb

    alt. of Slacken

  11. Etymology: [Icel. slakki a slope on a mountain edge.]

Chambers 20th Century Dictionary

  1. Slack

    slak, adj. lax or loose: not firmly extended or drawn out: not holding fast, weak: not eager or diligent, inattentive: not violent or rapid, slow.—adv. in a slack manner: partially: insufficiently.—n. that part of a rope, belt, &c. which is slack or loose: a period of inactivity: a slack-water haul of a net.—vs.i. Slack, Slack′en, to become loose or less tight: to be remiss: to abate: to become slower: to fail or flag.—v.t. to make less tight: to loosen: to relax: to remit: to abate: to withhold: to use less liberally: to check: (B.) to delay.—v.t. Slack′-bake, to half-bake.—adj.Slack′-hand′ed, remiss.—n. Slack′-jaw (slang), impudent talk.—adv. Slack′ly.—n. Slack′ness.—adj.Slack′-salt′ed, insufficiently salted.—n. Slack′-wa′ter, ebb-tide: slow-moving water, as that above a dam.—adj. pertaining to slack-water.—Slack away, to ease off freely; Slack-in-stays, slow in going about, of a ship; Slack off, to ease off; Slack up, to ease off: to slow. [A.S. sleac; Sw. slak, Ice. slakr.]

  2. Slack

    slak, n. coal-dross. [Ger. schlacke.]

  3. Slack

    slak, n. (Scot.) a cleft between hills: a common: a boggy place. [Scand., Ice. slakki, a hill-slope.]

The New Hacker's Dictionary

  1. slack

    1. Space allocated to a disk file but not actually used to store useful information. The techspeak equivalent is ‘internal fragmentation’. Antonym: hole. 2. In the theology of the Church of the SubGenius, a mystical substance or quality that is the prerequisite of all human happiness.Since Unix files are stored compactly, except for the unavoidable wastage in the last block or fragment, it might be said that “Unix has no slack”. See ha ha only serious.

Dictionary of Nautical Terms

  1. slack

    The part of a rope or sail that hangs loose.--To slack, is to decrease in tension or velocity; as, "Slack the laniard of our main-stay;" or "The tide slackens."

Anagrams for slack »

  1. lacks

  2. calks

How to pronounce slack?

How to say slack in sign language?


  1. Chaldean Numerology

    The numerical value of slack in Chaldean Numerology is: 3

  2. Pythagorean Numerology

    The numerical value of slack in Pythagorean Numerology is: 1

Examples of slack in a Sentence

  1. Emeasoba George:

    A slack hand causes poverty. But the hand of the diligent makes rich (Proverbs 10:4). That is what the scripture says. So, it is up to you. Do you prefer to keep to your pride and then end up achieving nothing? Or are you ready to swallow your pride and then emerge a success eventually? The choice is always yours. But, never forget. The collision of preparation and opportunity is what generates an offspring called genuine success. -Emeasoba George

  2. Ken Polcari:

    I don't necessarily think the wage decline is such a big deal but what it does tell you is that there is certainly no upward pressure on wages and so therefore it just signals that slack in the labor market.

  3. Anthony Fauci:

    She's not a political appointee but she's in a very political environment, i think you've got to cut her some slack and give her a break -- I think she's doing a very good job.

  4. Claudio Sanchez:

    I immediately talked back to my rope guy and told him give me some slack on the line, it was an instant thing. Turned around. We grabbed him.

  5. Millan Mulraine:

    The sharp rise in pace of capacity utilization is of particular interest as it could be seen as an indication of accelerating resource slack absorption in the U.S. economy.

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Translations for slack

From our Multilingual Translation Dictionary

  • تثاقلArabic
  • ochabnoutCzech
  • bummeln, schlaff, faul sein, faulenzen, trödelnGerman
  • flojo, aflojarse, flojear, carboncillo, relajarse, carbonilla, haraganear, charcoSpanish
  • huolimattomasti, hiilimurska, veltosti, veltto, notko, kluuvi, huolimaton, vetelehtiä, löysäillä, viivytellä, hiilipöly, hiljainen, notkelma, löysästi, löysä, velttoillaFinnish
  • gravierFrench
  • leibideach, ligeanIrish
  • सुस्तHindi
  • tatetate, pūngoheMāori
  • tam, treuzelen, slecht gemaakt, slak, week, slapDutch
  • slakkNorwegian
  • frouxoPortuguese
  • лодырничать, ненатянутый, сачковать, бездельничать, расслабленный, слабый, слабина, лениться, небрежныйRussian
  • labavo, mlohavo, opušteno, odugovlačitiSerbo-Croatian

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    clothing that is worn or carried, but not part of your main clothing
    • A. accessory
    • B. ransom
    • C. suffering
    • D. directory

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