See also: bigmouth

English

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Alternative forms

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Pronunciation

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Noun

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big mouth (plural big mouths)

  1. (idiomatic) The mouth of someone who talks too much, especially by making exaggerated claims or by inappropriately revealing information.
    Shut your big mouth or I'll shut it for you.
  2. (idiomatic) A person who talks too much, especially by making exaggerated claims or by inappropriately revealing information.
    Shut up, big mouth!

Usage notes

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  • Numerous common phrases involve one's "big mouth" or "mouth" being shut or open.

Derived terms

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Translations

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