jack

I

(New American Roget's College Thesaurus)

n. man, fellow; knave, bower; lever; sailor, hand; jack-of-all-trades; ass, mule, donkey, rabbit; slang, money; applejack. See animal, elevation, male.

II

(Roget's IV) n.

1. [An instrument for elevating]

Syn. jackscrew, ratchet, jack, automobile jack, pneumatic jack, hydraulic jack; see also device 1 , tool 1 .

2. [The male of certain animals]

Syn. buck, stud, stag; see animal 2 , bull 1 .

• every man jack,

Syn. every man, everyone, all; see everybody .

III

(Roget's Thesaurus II) I noun 1. A person engaged in sailing or working on a ship. Uppercase: jack-tar, mariner, navigator, sailor, sea dog, seafarer, seaman. Informal: salt, tar. Slang: gob3. See SEA. 2. Fabric used especially as a symbol: banderole, banner, banneret, color (used in plural), ensign, flag1, ori-flamme, pennant, pennon, standard, streamer. II verb To increase in amount. Also used with up: boost, hike, jump, raise, up. See INCREASE.