motormouth

0 antonyms and opposites of motormouth, grouped by meaning.

Noun — One who talks very quickly or incessantly; a chatty or loquacious person.

We haven't recorded synonyms for motormouth yet. You can still read its full definition, where it comes from, or words that rhyme with it.

Etymology

From motor + mouth, from the figurative notion that the mouth moves so much that it seems motorized.