Hence the jacked up volumes in our sports stadiums and the tendency for soldiers on battle missions to crave heavy metal.
He has transformed himself from skinny Chappelle into in-shape, jacked Chappelle.
Meanwhile, several states and cities have jacked up the minimum wage.
Every tax hike, every jacked fee, every urban inconvenience became fuel for Rob Ford.
It was the most out-of-body experience because I was so jacked up on medicine.
But when he gives bad advice that would lead people into trouble, I think he ought to be jacked up.
The arch forms were moved ahead on iron rails and jacked into place.
Again a wheel is jacked up and set in motion in a tub of water in which the nuts have been placed.
He heard a click, then a hum, as the recorder was jacked into his headset circuit.
It must be jacked up high enough for new trucks and a stronger kingbolt.
masc. proper name, 1218, probably an anglicization of Old French Jacques (which was a diminutive of Latin Jacobus; see Jacob), but in English the name always has been associated with Johan, Jan "John," and some have argued that it is a native formation.
Alliterative coupling of Jack and Jill is from 15c. (Ienken and Iulyan). In England, applied familiarly or contemptuously to anybody (especially one of the lower classes) from late 14c. Later used especially of sailors (1650s; Jack-tar is from 1781). In U.S., as a generic name addressed to an unknown stranger, attested from 1889.
late 14c., jakke "a mechanical device," from the masc. name Jack. The proper name was used in Middle English for "any common fellow" (mid-14c.), and thereafter extended to various appliances replacing servants (1570s). Used generically of men (jack-of-all-trades, 1610s), male animals (1620s, see jackass, jackdaw, etc.), and male personifications (1520s, e.g. Jack Frost, 1826).
As the name of a device for pulling off boots, from 1670s. The jack in a pack of playing cards (1670s) is in German Bauer "peasant." Jack shit "nothing at all" is attested by 1968, U.S. slang. The plant jack-in-the-pulpit is attested by 1837. Jack the Ripper was active in London 1888. The jack of Union Jack is a nautical term for "small flag at the bow of a ship" (1630s).
1860, jack up "hoist, raise," American English, from the noun (see jack (n.)). Figurative sense "increase (prices, etc.)" is 1904, American English. Related: Jacked; jacking. Jack off (v.) "to masturbate" is attested from 1916, probably from jack (n.) in the sense of "penis."
[money sense probably fr the expression hard Jackson or hard Jackson money, referring to President Andrew Jackson and found by 1838; first verb sense perhaps related to mid-1800s British criminal slang jack, ''run away, escape,'' or perhaps by folk etymology fr jank, an echoic companion of jink; compare jink-jank with yin-yang and zig-zag; stealing sense probably fr hijack and related to carjacking]
Man; friend; fellow; mac •Used in addressing any man, whatever his name: Man, he's murder, Jack/ That supposed to be funny, jack? (1889+)
Nothing at all, zero; nada; jack shit: You don't know jack squat about going to college these days