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Noun: jack  jak
  1. One of four face cards in a deck bearing a picture of a young prince
    - knave
  2. Tool for exerting pressure or lifting
  3. Someone who works with their hands; someone engaged in manual labour
    - laborer [US], manual laborer [US], labourer [Brit, Cdn], manual labourer [Brit, Cdn]
  4. A small ball at which players aim in lawn bowling
  5. An electrical device consisting of a connector socket designed for the insertion of a plug
  6. 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
    - jackstones
  7. Small flag indicating a ship's nationality
  8. Any of several fast-swimming predacious fishes of tropical to warm temperate seas
  9. Male donkey
    - jackass
  10. [N. Amer, informal] Anything at all
    "you don't know jack";
    - doodly-squat [informal], diddly-squat [informal], diddlysquat [informal], diddly [N. Amer, informal], diddley [N. Amer, informal], squat [N. Amer, informal]
  11. [informal] Immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted
    - jackfruit, jak
Verb: jack  jak
  1. Lift with a special device
    "jack up the car so you can change the tire";
    - jack up
  2. Hunt with a jacklight
    - jacklight [N. Amer]
Noun: Jack  jak
  1. A man who serves as a sailor
    - mariner, seaman, tar, Jack-tar, old salt, seafarer, gob [US, informal], sea dog

Derived forms: jacks, jacking, jacked

Type of: ass, ball, bring up, carangid, carangid fish, court card, crewman, edible fruit, electrical device, elevate, face card, flag, game equipment, get up, hunt, hunt down, lift, picture card, raise, run, sailor, small indefinite amount, small indefinite quantity, tool, track down, working man, working person, workingman, workman

Part of: Artocarpus heterophyllus, bowls, Carangidae, family Carangidae, jackfruit, jackfruit tree, lawn bowling

Encyclopedia: Jack, Robert