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[ US /ˈdʒæk/ ]
[ UK /d‍ʒˈæk/ ]
VERB
  1. lift with a special device
    jack up the car so you can change the tire
  2. hunt with a jacklight
NOUN
  1. small flag indicating a ship's nationality
  2. someone who works with their hands; someone engaged in manual labor
  3. an electrical device consisting of a connector socket designed for the insertion of a plug
  4. male donkey
  5. 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
  6. tool for exerting pressure or lifting
  7. a small ball at which players aim in lawn bowling
  8. a small worthless amount
    you don't know jack
  9. any of several fast-swimming predacious fishes of tropical to warm temperate seas
  10. immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted
  11. one of four face cards in a deck bearing a picture of a young prince

How To Use jack In A Sentence

  • The unit can connect to any video source that has composite video and stereo audio RCA jacks, though the encoded audio is limited to mono.
  • The mysterious jack snipe is a typical bird of the often water-logged northern taiga, birch and willow country.
  • They also caught a couple of large kingfish and many skipjack.
  • The battery-operated doll comes complete with walkie-talkie and a wardrobe choice of military fatigues or bolero jacket and gold trousers.
  • The Pepper Street gang, of which Jackie was the acknowledged leader, was not a gang of drug-selling hoods.
  • Small, hardcovered, complete with a beautifully illustrated dust jacket. Narnia Fans
  • What's more it was delivered to subscribers wrapped in a natty waterproof jacket.
  • Mr. Robert Jackson (Wantage) (Labour): Will my right honourable friend accept an invitation to visit the Rutherford Appleton laboratory in my constituency to see the new Diamond synchrotron, which is nearing completion there? PRIME SINISTER'S QUESTIONS
  • As a holder of the Combat Infantrymans Badge, it and my Parachute badge are still on my old field jacket, as is the 173 Abn Bde patch on the right shoulder. Why Life is Now More Complicated
  • Since the late '70s, and the fashion upheaval wrought by punk rock, people have been spearing the little metal pins through their ears or leather jackets.
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