Thesaurus

slack

adjective

Synonyms & Antonyms of slack

(Entry 1 of 3)

2 not bound by rigid standards
  • slack supervision on the project

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3 not tightly fastened, tied, or stretched
  • left the ropes slack

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slack

noun

Synonyms & Antonyms of slack (Entry 2 of 3)

1 an allowable margin of freedom or variation
  • our boss doesn't cut us any slack when it comes to being back from lunch on time

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2 the extent to which something hangs or dips below a straight line
  • take up the slack of a rope

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3 slacks plural an outer garment covering each leg separately from waist to ankle
  • she prefers wearing slacks instead of a dress

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slack

verb

Synonyms & Antonyms of slack (Entry 3 of 3)

to make less taut
  • the skipper ordered the crew to slack off the sheets on the mainsail

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Adjective

negligent, neglectful, lax, slack, remiss mean culpably careless or indicative of such carelessness. negligent implies inattention to one's duty or business. negligent about writing a note of thanks neglectful adds a more disapproving implication of laziness or deliberate inattention. a society callously neglectful of the poor lax implies a blameworthy lack of strictness, severity, or precision. a reporter lax about accurate quotation slack implies want of due or necessary diligence or care. slack workmanship remiss implies blameworthy carelessness shown in slackness, forgetfulness, or neglect. had been remiss in their familial duties

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Time Traveler for slack

Time Traveler

The first known use of slack was before the 12th century

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Cite this Entry

“Slack.” The Merriam-Webster.com Thesaurus, Merriam-Webster Inc., https://www.merriam-webster.com/thesaurus/slack. Accessed 18 January 2020.

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More from Merriam-Webster on slack

Dictionary: Definition of slack

Rhyming Dictionary: Words that rhyme with slack

Spanish Central: Translation of slack

Nglish: Translation of slack for Spanish Speakers

Britannica English: Translation of slack for Arabic Speakers

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