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Definitions

loudmouth

[loud-mouth] / ˈlaʊdˌmaʊθ /
ADJECTIVE
boastful
Synonyms
STRONGEST
arrogant bombastic cocky exultant pompous pretentious
WEAK
big big-headed conceited crowing egotistic egotistical full of hot air highfalutin hot stuff know-it-all on ego trip puffed-up self-aggrandizing self-applauding smart-alecky snooty strutting stuck-up swaggering swanky swollen-headed too big for one's britches vainglorious vaunting windbag
Antonyms
STRONGEST
humble modest unconceited
WEAK
deprecating
ADJECTIVE
conceited
Synonyms
WEAK
arrogant big-talking bigheaded cocky conceity full of hot air gall ham hot stuff immodest know-it-all narcissistic overweening phony puffed up self-important smart-alecky snotty stuck up swollen-headed vain vainglorious windbag
Antonyms
WEAK
diffident humble meek modest self-conscious shy timid unself-confident
ADJECTIVE
noisy
Synonyms
STRONGEST
boisterous cacophonous clamorous rambunctious riotous rowdy strident vociferous
WEAK
blatant blusterous booming chattering clangorous clattery deafening disorderly ear-popping ear-splitting jumping obstreperous piercing rackety raising Cain raising the roof raspy screaming strepitous tumultuous turbulent turned up uproarious
Antonyms
STRONGEST
calm moderate quiet restrained silent
WEAK
noiseless still
NOUN
blabbermouth
Synonyms
STRONG
babbler blabber blowhard chatterbox chatterer gasbag gossiper gossipmonger jabberer squealer tattletale windbag
WEAK
babblemouth bag of wind bigmouth blabberer gabber motor-mouth yapper

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.

“It gives more gravitas than some architect loudmouth in Seattle,” said Eliason, who sits on the center’s board.

From Slate • Feb. 28, 2025

Maybe her soft-spoken vibe allows her to get away with more than a loudmouth would, like a line about Jeff Bezos going to hell, delivered on an Amazon platform.

From New York Times • Dec. 20, 2023

"There is more to Claressa Shields than just being the loudmouth American," she concludes.

From BBC • Nov. 8, 2023

Several of Trump's other lawyers have privately described Tacopina as "dumb" and a "loudmouth," Rolling Stone reported.

From Salon • Apr. 3, 2023

The little loudmouth flipped out of the Story Box, light trailing off her like streams of glitter.

From "Tristan Strong Punches a Hole in the Sky" by Kwame Mbalia