bigmouth

[ big-mouth ]
See synonyms for bigmouth on Thesaurus.com
noun,plural big·mouths [big-mouthz, -mouths] /ˈbɪgˌmaʊðz, -ˌmaʊθs/ for 1; (especially collectively) big·mouth, (especially referring to two or more kinds or species) big·mouths for 2.
  1. a loud, talkative person, especially one who lacks discretion.

  2. any of several fishes having an unusually large mouth.

Origin of bigmouth

1
An Americanism dating back to 1885–90; big1 + mouth

Words Nearby bigmouth

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use bigmouth in a sentence

British Dictionary definitions for bigmouth

bigmouth

/ (ˈbɪɡˌmaʊθ) /


noun
  1. slang a noisy, indiscreet, or boastful person

Derived forms of bigmouth

  • big-mouthed, adjective

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