Synonyms for jack:
cabbage, pin, spade, windlass, banneret, mazuma, cable, flag, alligator clip, pine, king, money, playing card, pulley, brace, queen, Oriflamme, picture card, face card, lettuce, outlet, Banderole, socket, adapter, club, block and tackle, cord, donkey, crocodile clip, moola, wiring, power point, deuce, trump card, trump, cheese, deck, long green, gelt, wild card, diamond, ensign.
color, tackle, sling.
Other synonyms and related words:
cat, rascal, lettuce, whoreson, winch, adapter, boost, spade, ensign, rogue, queen, hombre, lifter, jackfruit tree, ace, link, dude, currency, flag, buddy, dough, pennon, goose, jackpot, scalawag, pack, lad, scratch, varlet, diamond, galoot, hoot, knucklebones, hookup, zany, lumberjack, mazuma, face card, derrick, cabbage, dump, fellow, bloke, cable, pelf, heave, dogshit, navigator, rapscallion, club, lead, guy, brass, lolly, gelt, gentleman, elevate, king, shite, pin, jacks, fella, lumberman, green, logger, color, brace, hike, funds, goof, jump, scallywag, joker, lucre, darn, squatting, chappie, cuckoo, money, loot, banneret, pulley, sailor, Oriflamme, kale, cord, Joe, crane, chip, uplift, gent, deck, upheave, coin, hoist, deuce, tackle, dirt, card, wild card, streamer, Banderole, swabbie, standard, pendant, chap, Shipman, twat, sling, moola, wiring, pennant, raise, buck, outlet, heart, socket, change, bread, donkey, windlass, man, swab, bozo, goofball, shucks, skid, jib, gold, bull, jackstones, banner, Guidon, cheese, trump, fathead, cash, wampum, shekels, long green.
Sense 1 (noun)
Sense 2 (noun)
Sense 3 (noun)
Sense 4 (noun)
Sense 5 (noun)
Sense 6 (noun)
Sense 7 (noun)
diddly-squat, jackfruit, jak, diddley, labourer, old salt, laborer, diddlyshit, diddlysquat, knave, manual laborer, diddly, squat, seaman, diddly-shit, jack up, sea dog, mariner, seafarer, jacklight, gob, tar, jack-tar.
jack-tar, sea dog, seafarer, navigator, old salt, swab, tar, swabbie, mariner, seaman.