Synonyms of motormouth

motormouth

noun

ˈmō-tər-ˌmau̇th 

as in chatterer

a person who talks constantly

I had to listen to the motormouth's cell phone conversations for the entire commute

Synonyms & Similar Words

• chatterer
• magpie
• chatterbox
• talker
• windbag
• blabbermouth
• gossiper
• conversationalist
• babbler
• jay
• gossip
• gasbag
• blowhard
• converser
• prattler
• blabber
• cackler
• gabbler
• tattletale
• tattler
• jabberer
• blatherskite
• discourser
• talebearer
• blatherer

Example Sentences

Recent Examples of motormouth

But Fears’ motormouth is also his motor and Izzo is the last person to hem any of it in. — Dana O’Neil, CNN Money, 19 Mar. 2026

From his first moments onscreen in a performance of Duracell Bunny physicality and motormouth pushiness, Chalamet conveys the sense of a shameless young man willing himself toward greatness with a combination of chutzpah, amorality and unshakeable self-belief. — David Rooney, HollywoodReporter, 1 Dec. 2025

Ari is a rich kid from New York, who is an impulsive motormouth desperate for Sam’s affection. — Esther Zuckerman, IndieWire, 7 Sep. 2025

Each of the eight actors does a fine job with that, from Monette Magrath and Peter Christian Hansen as our newlywed hosts to Greg Cuellar as a flamboyant motormouth to Mo Perry’s take on a stuffy defender of conventional class differences. — Rob Hubbard, Twin Cities, 21 Mar. 2025