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

Fishes of the Big Blue River Basin, Kansas W. L. Minckley

(slang) a noisy, indiscreet, or boastful person

A person who talks constantly and loudly
A person who freely announces personal opinions and judgments; know-it-all, smart-ass
A person who can’t keep a secret (1880s+)


Read Also:

  • Big mouth, have a

    Also, have or be a loud mouth. Be loquacious, often noisily or boastfully; be tactless or reveal secrets. For example, After a few drinks, Dick turns into a loud mouth about his accomplishments, or Don’t tell Peggy anything confidential; she’s known for having a big mouth. [ ; late 1800s ]

  • Bigmouthed

    having a very large mouth. very talkative; loud-mouthed.

  • Big muddy river

    a river in SW Illinois, flowing SW into the Mississippi. About 120 miles (195 km) long.

  • Big muddy

    a nickname of the Missouri River. Historical Examples Down the Yellowstone Lewis R. Freeman Broke Edwin A. Brown Narakan Rifles, About Face! Jan Smith Mary and I Stephen Return Riggs Recollections with the Third Iowa Regiment Seymour D. (Seymour Dwight) Thompson The Twin Hells John N. Reynolds The Life of Isaac Ingalls Stevens, Volume I […]

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