jack

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jack
  • noun
    A device for lifting heavy objects, especially one for raising the axle of a motor vehicle off the ground so that a wheel can be changed or the underside inspected.
    A playing card bearing a representation of a soldier, page, or knave, normally ranking next below a queen.

    A small white ball in bowls, at which the players aim.
    A game played by tossing and catching small round pebbles or star-shaped pieces of metal or plastic.
    (he had that world-weary look of the working Jack who'd seen everything)
    A small version of a national flag flown at the bow of a vessel in harbour to indicate its nationality. (At daylight we hoisted the jack for a pilot and a Delaware pilot came off, Boat C, but couldn't take us to New York.)
    Money.
    A device for turning a spit. (When running a spit from a weight driven clockwork jack, it is essential to ensure that the joint or bird is properly centred, or the spit may stop running.)
    A part of the mechanism in a spinet or harpsichord that connects a key to its corresponding string and causes the string to be plucked when the key is pressed down.
    A marine fish that is typically laterally compressed with a row of large spiky scales along each side, important in many places as food or game fish.
    The male of various animals, especially a merlin or (US) an ass. (A mule results from a cross between a female horse, or mare, and a male donkey, or jack.)
    Used in names of animals that are smaller than similar kinds, e.g. jack snipe. (The Jack Snipe is an extremely difficult bird to see, partly because they are not very common but mostly because they are so well-camouflaged they will often sit unnoticed and let you walk past them.)
    short for jack shit
  • noun
    another term for blackjack (sense 5)
    A sleeveless padded tunic worn by foot soldiers.
  • verb
    Take (something) illicitly; steal. (what's wrong is to jack somebody's lyrics and not acknowledge the fact)
  • adjective
    Tired of or bored with someone or something. (people are getting jack of strikes)

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