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jack - definition and synonyms

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noun     jack pronunciation in British English
Word Forms
  1. 2
    [countable] a playing card that has a picture of a young man on it and is worth more than a ten and less than a queen

    the jack of diamonds

  2. 3
    [countable] a type of electrical plug that fits into a socket with one hole
  3. 4
    [countable] a small white ball that you roll larger balls towards in the game of bowls
  4. 5
    [countable] a small metal or plastic object with six points used for playing jacks
  5. 6



    jack shit

    [uncountable] mainly American impolite anything or nothing at all
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a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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