loudmouth

noun

loud·​mouth ˈlau̇d-ˌmau̇th How to pronounce loudmouth (audio)
Synonyms of loudmouthnext
: a loudmouthed person

Examples of loudmouth in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Despite the nickname, Meathead existed largely as a moral counterbalance to Archie, a bigoted, lovable loudmouth who battled with the younger generation over all the ways the times were a-changin’. David Sims, The Atlantic, 15 Dec. 2025 Redbird is the life of the party: a loudmouth and mischievous guy. Sarah John, Vulture, 24 Sep. 2025 In Pitt's performance, his calm in the face of enormous risk speaks louder than a ferocious loudmouth ever could. Derek Scancarelli, EW.com, 27 June 2025 Padilla ordinarily is a very polite guy, extraordinary civil — calm, soft-spoken, the opposite of an aggressive loudmouth. George Skelton, Mercury News, 18 June 2025 See All Example Sentences for loudmouth

Word History

First Known Use

1870, in the meaning defined above

Time Traveler
The first known use of loudmouth was in 1870

Browse Nearby Words

Cite this Entry

“Loudmouth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/loudmouth. Accessed 26 Dec. 2025.

Kids Definition

loudmouth

noun
loud·​mouth -ˌmau̇th How to pronounce loudmouth (audio)
: a person given to loud unpleasant talk
loudmouthed
-ˈmau̇t͟hd
-ˈmau̇tht
adjective

More from Merriam-Webster on loudmouth

Last Updated: - Updated example sentences
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