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Synonyms

mouthy

American  
[mou-thee, -thee] / ˈmaʊ θi, -ði /

adjective

mouthier, mouthiest
  1. rude, disrespectful, or given to back talk; insolent.

    One of the kids was a holy terror—belligerent and mouthy.

  2. excessively talkative, often in a pretentious way.

    I get nauseated just thinking of that talk show and the parade of mouthy buffoons.


mouthy British  
/ ˈmaʊðɪ /

adjective

  1. bombastic; excessively talkative

"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

  • mouthily adverb
  • mouthiness noun

Etymology

Origin of mouthy

First recorded in 1580–90; mouth + -y 1

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 mouthy pool shark Minnesota Fats is given as much attention as the babushka Lyudmila Borisovna—an anti-Nazi broadcaster whom Joseph Goebbels called the witch of the Kremlin.

From The Wall Street Journal • Jan. 23, 2026

She has described herself as "mouthy", someone who would "take no messing from management".

From BBC • Sep. 5, 2025

So he sent director Greta Gerwig a demo with a few lines — including a deliciously mouthy lyric about “blonde fragility.”

From Seattle Times • Jul. 17, 2023

What’s more, the mouthy display seemed to prevent contests from escalating to dangerous brawls.

From New York Times • Oct. 14, 2022

“Are you this mouthy all the time or just with me?”

From "When I Was Puerto Rican" by Esmeralda Santiago