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muscle - definition and synonyms

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noun     muscle pronunciation in American English
Word Forms
  1. 1
    [countable/uncountable] a piece of flesh that connects one bone to another and is used for moving a particular part of your body

    These exercises are good for your stomach muscles.

    pull a muscle (=injure a muscle):

    He limped out of the game after pulling a muscle .

    1. a.
      [countable] one of the big lumps that you can see on someone’s arms, legs, chest, etc. that show that they are strong, especially because they do a lot of exercise
  2. 2
    [uncountable] physical strength

    It’s going to take a lot of muscle to lift the refrigerator.

  3. 3
    [uncountable] informal men who are employed by someone to protect them or who use force to make other people obey them


to manipulate someone psychologically so that they begin to question their own perceptions and memories

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Dunning-Kruger effect

the phenomenon by which an incompetent person is too incompetent to understand his own incompetence

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