Meaning : A small worthless amount.
Example :
You don't know jack.
Synonyms : diddley, diddly, diddly-shit, diddly-squat, diddlyshit, diddlysquat, doodly-squat, shit, squat
Meaning : Someone who works with their hands. Someone engaged in manual labor.
Synonyms : laborer, labourer, manual laborer
Meaning : A small ball at which players aim in lawn bowling.
Meaning : An electrical device consisting of a connector socket designed for the insertion of a plug.
Meaning : 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.
Synonyms : jackstones
Meaning : Small flag indicating a ship's nationality.
Meaning : Tool for exerting pressure or lifting.
Meaning : Any of several fast-swimming predacious fishes of tropical to warm temperate seas.
Meaning : Male donkey.
Synonyms : jackass