Simple Definition of mouthy
: talking too much and often in an unpleasant or rude way
Full Definition of mouthy
1 : marked by bombast or back talk
2 : excessively talkative : garrulous
Examples of mouthy
<those mouthy motorists who can't seem to stay off their cell phones>
First Known Use of mouthy
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Thesaurus: All synonyms and antonyms for "mouthy"
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