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flap - definition and synonyms

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verb flap pronunciation in British English /flæp/
Word Forms
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present tense
I/you/we/theyflap
he/she/itflaps
present participleflapping
past tenseflapped
past participleflapped

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  1. 1
    [intransitive/transitive] if a bird’s wings flap, or if the bird flaps them, they move quickly up and down
    1. a.
      [intransitive/transitive] if your arms, hands etc flap, or if you flap them, they move quickly up and down
    2. b.
      [intransitive] to move noisily up and down or from side to side, especially in the wind

      I tried to keep up, my coat flapping in the wind.

  2. 2
    [intransitive] British informal to be very worried, nervous, or excited about something

    Just keep calm and don’t flap.

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