- slack
- I
[[t]slæk[/t]]adj. slack•er, slack•est, adv. n. v. adj.1) not tight, taut, firm, or tense; loose:a slack rope[/ex]2) negligent; careless; remiss3) slow, sluggish, or indolent:slack in answering letters[/ex]4) not active or busy; dull; not brisk:the slack season in an industry[/ex]5) moving very slowly, as the tide, wind, or water6) weak; lax7) in a slack manner8) a slack condition or part9) the part of a rope, sail, or the like, that hangs loose, without strain upon it10) a decrease in activity, as in business or work11) a period of decreased activity12) oce a cessation in a strong flow, as of a current13) to be remiss in respect to (some matter, duty, right, etc.); shirk; leave undone14) to make or allow to become less active, vigorous, intense, etc.; relax (efforts, labor, speed, etc.) (often fol. by up)15) to make loose, or less tense or taut, as a rope; loosen (often fol. by off or out)16) to be remiss; shirk one's duty or part17) to become less active, vigorous, rapid, etc. (often fol. by up or off)18) to become less tense or taut, as a rope; ease off•Etymology: bef. 900; ME slac (adj.), OE sleac, slæc, c. OS slak, OHG slach, ON slakr; akin to L laxus lax slack′ly, adv. slack′ness, n. IIslack[[t]slæk[/t]] n.min the fine screenings of coal•Etymology: 1400–50; late ME sleck
From formal English to slang. 2014.