On the other hand, Speedman spent his late 20s in New York, slacking off.
When they had left the village behind William, slacking the horse's speed, turned round to Perrine.
While not slacking himself, he "kept an eye" on his partner as best he could.
The frame is then tilted until the butts rest on the footing, by slacking off the foot ropes and hauling on the fore guys, Fig. 5.
When the Splash tacked, the row-boat ran up to her stern, slacking the painter.
Slack it with hot water, and while slacking add to what will make a pailful one pound tallow or other grease, free from dirt.
After Brown left the auto there was no slacking of its speed.
Seal in a bag and cook for forty minutes, slacking the heat almost half after the first five minutes.
We're way back now, and don't seem to be slacking up, either.
That work was slacking up so he'd decided on a ten per cent.
Old English slæc "remiss, lax, characterized by lack of energy, sluggish, indolent, languid; slow, gentle, easy," from Proto-Germanic *slakas (cf. Old Saxon slak, Old Norse slakr, Old High German slah "slack," Middle Dutch lac "fault, lack"), from PIE root *(s)leg- "to be slack" (see lax).
Sense of "not tight" (in reference to things) is first recorded c.1300. As an adverb from late 14c. Slack-key (1975) translates Hawaiian ki ho'alu. Slack water (n.) "time when tide is not flowing" is from 1769. Slack-handed "remiss" is from 1670s. Slack-baked "baked imperfectly, half-baked" is from 1823; figuratively from 1840.
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 from 1825. Meaning "loose part or end" (of a rope, sail, etc.) is from 1794; hence figurative senses in take up the slack (1930 figuratively) and slang cut (someone) some slack (1968). Meaning "quiet period, lull" is from 1851. Slacks "loose trousers" first recorded 1824, originally military.
"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 related to slagge "splinter flying off metal when it is struck" (see slag (n.)).
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 oneself" is attested from 1540s; current use is probably a re-coining from c.1904 (see slacker, and cf. Old English slacful "lazy," sleacmodnes "laziness"). Related: Slacked; slacking.
A period of inertness or decreased activity: He'd pulled his weight long enough to get some slack/ a channel surfer trapped in his own den of slack (1851+)
: Witness the 40,000 or so Americans here now, a lot of them teaching English or just slacking, drinking 50-cent beers in the pubs, grooving to acid jazz at the Roxy