Further Personal Importance

• a small worthless amount; "you don't know jack"
• mariner: a man who serves as a sailor
• laborer: someone who works with their hands; someone engaged in manual labor
• jackfruit: immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted
• a small ball at which players aim in lawn bowling
• an electrical device consisting of a connector socket designed for the insertion of a plug
• 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
• small flag indicating a ship's nationality
• one of four face cards in a deck bearing a picture of a young prince
• tool for exerting pressure or lifting
• lift with a special device; "jack up the car so you can change the tire"
• any of several fast-swimming predacious fishes of tropical to warm temperate seas
• jacklight: hunt with a jacklight
• male donkey