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Synonyms

bigmouth

American  
[big-mouth] / ˈbɪgˌmaʊθ /

noun

plural

bigmouths,

plural

bigmouth,

plural

bigmouths
  1. a loud, talkative person, especially one who lacks discretion.

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


bigmouth British  
/ ˈbɪɡˌmaʊθ /

noun

  1. slang a noisy, indiscreet, or boastful person

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • big-mouthed adjective

Etymology

Origin of bigmouth

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The band had hits with songs including Bigmouth Strikes Again and There Is a Light That Never Goes Out, but Marr left to undertake other projects in 1987.

From BBC

Lackmann has studied buffalofishes before, and his research from 2019 went so far as to extend the previously thought maximum age of bigmouth buffalo from around 25 years of age, to more than 100 years of age by applying and validating a far more refined aging technique than had been used previously.

From Science Daily

Minnesota has native populations of each of the three species studied: bigmouth buffalo, smallmouth buffalo and black buffalo.

From Science Daily

To quote a song from the ’80s band the Smiths: “Bigmouth strikes again.”

From Los Angeles Times

It’s the sound of a breezy bigmouth who talks like he has nothing to answer for, but who ultimately knows he has an audience to answer to.

From Washington Post