bigmouth

[ big-mouth ]

noun

, plural big·mouths [big, -mou, th, z, -mouths] (especially collectively) big·mouth, (especially referring to two or more kinds or species) big·mouths

1. a loud, talkative person, especially one who lacks discretion.
2. any of several fishes having an unusually large mouth.

bigmouth

/ ˈbɪɡˌmaʊθ /

noun

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

Derived Forms

• ˈbig-ˌmouthed, adjective

Word History and Origins

Origin of bigmouth¹

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

Example Sentences

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

From Science Daily

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

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

Blossoms, who have two number one albums to their arm, have frequently covered songs by The Smiths, including Bigmouth Strikes Again.

From BBC