as in bastard
informal + disapproving
a loud person; a person who talks too much and who says unpleasant or stupid things
I missed half of the movie's dialogue because of that loudmouth in the back row.
Related Words
Relevance
Dissimilar Words
Example Sentences
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.
Recent Examples of loudmouth
Because right now, being loudmouth dirtbags might just be the only thing this team has going for it.
—
Dieter Kurtenbach,
Mercury News,
17 Apr. 2026
Jake Connelly plays Derek Turnbow this season, a loudmouth bully-turned-unlikely hero.
—
Chicago Tribune,
5 Jan. 2026
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
See All Example Sentences for loudmouth
Dieter Kurtenbach,
Mercury News,
17 Apr. 2026
Jake Connelly plays Derek Turnbow this season, a loudmouth bully-turned-unlikely hero.
—
Chicago Tribune,
5 Jan. 2026
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
See All Example Sentences for loudmouth
Recent Examples of Synonyms for loudmouth
Noun
-
This Jamaican restaurant, located just off Main Street, brings Caribbean flavors to Mackinac Island’s solid rotation of restaurants, with planked whitefish and jerk chicken sandwiches.
-
After Game 4, jerks were throwing things at Victor Wembanyama.
Noun
-
The only leaders more buffoonish and lethal than the fairground hucksters elected in our failing democracies are the omnipotent clowns of tyranny.
-
Up until his first day of filming Jackass, Steve-O was a clown in nightclubs, cruise ships and at a flea-market circus.
Noun
-
Mantzoukas was willing to look like a maniac and a moron in equal measure.
-
Lluís then calls Puig Antich a moron.
Noun
-
Clooney might be known as the joker of the two.
-
Like any public hearing, there were a few jokers who had some strange outbursts, but the majority of the over a dozen speakers weren’t satisfied with Gower’s presentation and used their times to ask questions of the owners as to what has taken so long with this project.
Noun
-
What breaks my heart is that Vermax’s cries sounded like a dog crying, a dog dying.
-
Roughly the size of a large dog and weighing more than 110 pounds (50 kilograms), the quadruped robot is designed to navigate industrial facilities that include staircases, narrow walkways, uneven surfaces, and confined spaces.
Noun
-
Together, the band brings to life a mythic world of ancient heroes and villains, attracting an excited audience of headbangers and fantasy fanatics, many of whom show up in costume.
-
The performance earned her the award for best villain at the 2003 MTV Movie Awards.
Cite this Entry
“Loudmouth.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/loudmouth. Accessed 2 Jul. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
