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Definition of slack adjective from the Oxford Advanced Learner's Dictionary

slack

adjective
 
/slæk/
 
/slæk/
(comparative slacker, superlative slackest)
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  1. not stretched tight synonym loose
    • She was staring into space, her mouth slack.
    • The rope suddenly went slack.
    • slack muscles
    • Let the reins go slack.
    Oxford Collocations Dictionaryverbs
    • be
    • feel
    • look
    adverb
    • very
    • fairly
    • completely
    See full entry
  2. (of business) not having many customers or sales; not busy
    • a slack period
    • Wednesdays are always slack.
    • slack demand for beef
    Extra Examples
    • The antiques business remained slack.
    • This season has been pretty slack for local hotels so far.
    Topics Businessc2
    Oxford Collocations Dictionaryverbs
    • be
    • seem
    • become
    adverb
    • extremely
    • fairly
    • very
    See full entry
  3. (disapproving) not putting enough care, attention or energy into something and so not doing it well enough
    • He's been very slack in his work lately.
    • Discipline in the classroom is very slack.
    • We lost because of some slack defending on our part.
    • She knew she had been very slack in her church attendance recently.
    Oxford Collocations Dictionaryverbs
    • be
    • become
    • get
    adverb
    • very
    • a bit
    • rather
    preposition
    • in
    See full entry
  4. Word Originadjective Old English slæc ‘inclined to be lazy, unhurried’, of Germanic origin; related to Latin laxus ‘loose’.
See slack in the Oxford Advanced American Dictionary
previously
adverb
 
 
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