| Main Entry: | bigmouth |
| Part of Speech: | noun |
| Definition: | a loudmouth |
Synonyms: |
bag of wind, big talker, blowhard, blusterer, boaster, brag, braggart, bragger, bull artist, bull-thrower, gasbag, gossiper, grandstander, know-it-all, show-off, swelled head, trumpeter, windbag |