Synonyms of slack

  • as in flexible
  • as in loosened
  • as in latitude
  • as in slackness
  • as in pants
  • as in to loosen
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Thesaurus Definition of slack

 (Entry 1 of 3)

Synonyms & Similar Words

  • disregardful
  • irresponsible
  • inattentive
  • thoughtless
  • disinterested
  • uninterested
  • indifferent
  • unconcerned
  • disregarding

Antonyms & Near Antonyms

  • conscientious
  • nonnegligent
  • punctilious
  • circumspect
  • responsible
  • painstaking
  • forethoughtful
  • foresighted
  • unrestricted
  • unrestrained
  • constrained

Thesaurus Definition of slack  (Entry 2 of 3)

  • wiggle room
  • cargo pants
  • knee breeches
  • bell - bottoms
  • knickerbockers

Thesaurus Definition of slack  (Entry 3 of 3)

Synonym Chooser

How is the word slack different from other adjectives like it?

Some common synonyms of slack are lax , neglectful , negligent , and remiss . While all these words mean "culpably careless or indicative of such carelessness," slack implies want of due or necessary diligence or care.

When might lax be a better fit than slack ?

While in some cases nearly identical to slack , lax implies a blameworthy lack of strictness, severity, or precision.

When could neglectful be used to replace slack ?

The words neglectful and slack can be used in similar contexts, but neglectful adds a more disapproving implication of laziness or deliberate inattention.

In what contexts can negligent take the place of slack ?

While the synonyms negligent and slack are close in meaning, negligent implies inattention to one's duty or business.

When is it sensible to use remiss instead of slack ?

The synonyms remiss and slack are sometimes interchangeable, but remiss implies blameworthy carelessness shown in slackness, forgetfulness, or neglect.

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Thesaurus Entries Near slack

Cite this entry.

“Slack.” Thesaurus , Merriam-Webster, Accessed 27 Sep. 2023.

More from Merriam-Webster on slack

Nglish: Translation of slack for Spanish Speakers

Britannica English: Translation of slack for Arabic Speakers

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synonyms for slack

  • slow-moving

See also synonyms for: slacker slackly slackness slacks

antonyms for slack

Most relevant

  • intelligent
  • disciplined

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

How to use slack in a sentence

Restrictions on overtime pay under DeJoy may have prevented full-time workers at some facilities from adding hours to pick up some of the slack .

Where money and technology fail, though, it inevitably falls to government policies — and government subsidies — to pick up the slack .

When the BLS lists workers by full- or part-time status, they also track whether that status is due to economic reasons — like a slowdown in that industry or a slack job market — or noneconomic reasons.

Underlings gave Clark, who has worked at Amazon during almost all of his career, that moniker after he told them that early in his tenure he would hide in the shadows at warehouses seeking to catch lazy workers slacking off who he could fire.

With Gaspar’s low fundraising total, for instance, the conservative Lincoln Club that supports her might consider picking up the slack to help her stay competitive.

He knew I was a Chicago guy, and he cut me absolutely no slack .

To the contrary: since the 2011 ouster of Gaddafi, the world has cut Libya a lot of slack .

Answering a question from fellow Foxer Geraldo Rivera—does the right-leaning network cut President Obama enough slack ?

Other women can often be the worst at cutting any slack towards the love interest in a sex scandal.

At the same time, I cut myself slack , because my creative reach went beyond my skill level.

An amount of slack in the chain caused the balls to knock on passing this roller before entering the pump bottom.

I went into the dugout indescribably slack ; hardly energy to struggle against the heat and the myriads of flies.

Lost Sister had fashioned a rude litter out of rawhide and two saplings, slack between the poles so the girl could not roll out.

His crew soon produced from the slack of their frocks pieces of plug, which they passed on board in exchange for our eggs.

At length I gave up the contest, led him with a slack rein, and pulled no longer.

Choose the synonym for embellishment

Words Related To slack

  • ill-fitting
  • blameworthy
  • disregardful
  • procrastinating
  • reprehensible
  • irresponsible
  • undependable
  • untrustworthy
  • putting off
  • time-wasting
  • fast and loose
  • high living
  • in the fast lane
  • intemperate
  • on the take
  • unconstrained
  • unprincipled
  • unrestrained
  • Synonyms For
  • Antonyms For
  • Related Words

give the antonyms of slack

Related Words and Phrases

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Slack antonyms

What is the opposite word for slack .

  • taut loose, lazy
  • tight loose, lazy
  • strict negligent, lazy
  • rigid loose, lazy
  • active slow, loose
  • alert loose, lazy
  • diligent negligent
  • tautness looseness
  • tightness looseness
  • rigidity looseness
  • meticulous negligent
  • hard negligent
  • stern negligent
  • intelligent
  • disciplined
  • stiffness looseness

Antonyms for slack


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  6. Antonyms


  1. 176 Synonyms & Antonyms of SLACK

    lazy careless neglectful neglecting negligent lax derelict reckless remiss disregardful oblivious irresponsible forgetful heedless incautious inattentive thoughtless unguarded unmindful disinterested delinquent loose uninterested apathetic wild unthinking indifferent unwary unconcerned

  2. SLACK Synonyms: 97 Synonyms & Antonyms for SLACK

    Synonym of the Day Word of the Year on loose, baggy; inactive Compare Synonyms See also synonyms for: On this page you'll find 168 synonyms, antonyms, and words related to slack, such as: feeble, lax, leisurely, sloppy, sluggish, and dull. Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

  3. Slack antonyms

    Slack antonyms - 1 171 Opposites of Slack Lists synonyms antonyms definitions sentences thesaurus words phrases idioms Parts of speech adjectives verbs nouns Tags busy tighten efficient suggest new active adj. # busy , strong diligent adj. # busy exercitation tight adj. , v. # snug , weak desirous taut adj. # tight , rigid business-minded busy adj.

  4. What is the opposite of slack?

    Opposite of having or showing laziness, disregard or negligence … more Adjective Opposite of not taut or held tightly in position taut tight tense stretched snug skintight tight-fitting close-fitting body-hugging fitted figure-hugging form-fitting sheath-like tightened compact sheathlike constricted firm fitting close skin-tight Adjective

  5. More 90 Slack Antonyms. Full list of opposite words of slack

    Full list of opposite words of slack. Slack antonyms What is the opposite word for Slack? taut loose, lazy tight loose, lazy strict negligent, lazy rigid loose, lazy active slow, loose alert loose, lazy stiff careful diligent negligent energetic busy slow tautness looseness tightness looseness firm rigorous tense lively rigidity looseness