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loudmouth

American  
[loud-mouth] / ˈlaʊdˌmaʊθ /

noun

loudmouths plural
  1. a loudmouthed person.


loudmouth British  
/ ˈlaʊdˌmaʊðd, ˈlaʊdˌmaʊθ, -ˌmaʊθt /

noun

  1. a person who brags or talks too loudly

  2. a person who is gossipy or tactless

"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

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of loudmouth

First recorded in 1660–70; loud + 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.

Instead, it’s happening in a climate-controlled studio in Los Angeles, where a Swedish football icon skilled in third person self-regard is tangling—or, perhaps, simply busting chops—with a polarizing American soccer loudmouth.

From The Wall Street Journal • Jun. 23, 2026

Of course he's always been an ignorant loudmouth, but you could largely follow the dumb things he was trying to say.

From Salon • Mar. 6, 2024

For others, it makes her a loudmouth irritant.

From BBC • Feb. 14, 2024

And he’s now the preeminent loudmouth at the center of College Gameday, one of ESPN’s most venerable and celebrated productions.

From Slate • Dec. 3, 2023

About six months after I discovered the hidden message, this loudmouth MIT freshman found it too.

From "Ready Player One: A Novel" by Ernest Cline

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