Jack - Definition

n 1: a small worthless amount; "you don't know jack" [syn:
jack, doodly-squat, diddly-squat, diddlysquat,
diddly-shit, diddlyshit, diddly, diddley, squat,
shit]
2: a man who serves as a sailor [syn: mariner, seaman,
tar, Jack-tar, Jack, old salt, seafarer, gob,
sea dog]
3: someone who works with their hands; someone engaged in manual
labor [syn: laborer, manual laborer, labourer, jack]
4: immense East Indian fruit resembling breadfruit; it contains
an edible pulp and nutritious seeds that are commonly roasted
[syn: jackfruit, jak, jack]
5: a small ball at which players aim in lawn bowling
6: an electrical device consisting of a connector socket
designed for the insertion of a plug
7: game equipment consisting of one of several small six-pointed
metal pieces that are picked up while bouncing a ball in the
game of jacks [syn: jack, jackstones]
8: small flag indicating a ship's nationality
9: one of four face cards in a deck bearing a picture of a young
prince [syn: jack, knave]
10: tool for exerting pressure or lifting
11: any of several fast-swimming predacious fishes of tropical
to warm temperate seas
12: male donkey [syn: jack, jackass]
v 1: lift with a special device; "jack up the car so you can
change the tire" [syn: jack, jack up]
2: hunt with a jacklight [syn: jacklight, jack]