early 14c., "cessation" (of pain, grief, etc.), from slack (adj.). Meaning "a cessation of flow in a current or tide" is from 1756; that of "still stretch of a river" is [..]

Old English slæc "remiss, lax, characterized by lack of energy, sluggish, indolent, languid; slow, gentle, easy," from Proto-Germanic *slakas (source also of Old Saxon slak, Old Norse slakr, [..]

"coal dust," mid-15c., sleck, of uncertain origin, probably related to Middle Dutch slacke, Middle Low German slecke "slag, small pieces left after coal is screened," perhaps relat [..]

1510s, "to moderate, make slack," back-formed from slack (adj.) after the original verb veered into the specialized sense of slake. Meaning "be remiss, inactive or idle, fail to exert o [..]

For a SubGenius, Slack can be anything you get or enjoy out of life that you don't have to work for or pay for , an approach where one stops trying to make things happen or exert control, and [..]

In the context of reggae music 'slack' has to do with lyrics being lewd, vulgar or sexual.

Has nothing to do with "slackers" or college or hip indie movies of the nineties. Is the secret ingredient of the Universal Solvent, the Holy Grail, the true goal of all mystic being [..]

1. A mentally and physically stimulating experience, resembling tight rope walking, that involves the utilization 1-2 inch wide nylon banding, that of which one person walks upon and among many other [..]

In the theology of the Church of the SubGenius, a mystical substance or quality that is the prerequisite of all human happiness.

Verb: to walk a slackline

loose fitting, broken, loose stitch

Small coal; the finest-sized soft coal, usually less than one inch in diameter.

Term used in PERT for float. [D01851]

avoid responsibilities and work, be idle dust consisting of a mixture of small coal fragments and coal dust and dirt that sifts out when coal is passed over a sieve loose: not tense or taut; & [..]

loose; not tightly stretched. The same word also means not busy

 slacken.

Definition When a company is not moving inventory to quickly but is doing nothing about it to resolve the issue.

noun Definition: a lazy person Word History: from "slacker"Example Sentence: You slacks are doing nothing but play games.

pants, trousers.

The elongation which occurs between railcar couplers because of their spring-loaded design.

Lewd

(n) a noticeable deterioration in performance or quality(adj) lacking in rigor or strictness(v) make less active or intense(n) the quality of being loose (not taut)(n) a cord or rope or cable that is [..]

Not fastened; loose. Also, to loosen.

Not fastened; loose. Also, to loosen.

The loose part of a fixed rope or other connector.

The part of a rope hanging loose; the opposite of taut.

Not fastened; loose. Also, to loosen.

The part of a rope hanging loose; the opposite of taut.

Not fastened; loose. Also, to loosen or ease off.

  (1) To allow a line to run out; (2) a slack ship is one that has little or no discipline.  

Not fastened; loose. Also, to loosen or ease off.

to allow a line to run out. Also, undisciplined, as "a slack ship."

to lessen tension on a line by letting it run out

Not fastened; loose. Also, to loosen or ease off.

Not taut. To slack up a rope or fall of a tackle is to ease it.

, adj. neglectful; remiss.

Idle movement of a trigger prior to its engaging the sear. Common in military rifles. A sign of poor attention to detail in a sporting arm.

The difference in empty bytes of the space that is allocated in clusters minus the actual size of the files. Also described as the data fragments stored randomly on a hard drive during the normal operation of a computer, or the residual data left on the hard drive after new data has overwritten some of the previously stored data.

Typically, the distance the crosshead must travel before load is fully applied to the specimen.

(uncountable) Small coal; coal dust. en|culm *en|slough