blowhard

1 a person who talks constantly a politician who is the stereotypical backslapping blowhard Synonyms babbler, blabber, blabbermouth, chatterbox, cackler, chatterer, conversationalist, gabbler, gasbag, jabberer, jay, magpie, motormouth, prattler, talker, windbagRelated Words gossip, gossiper, talebearer, tattler, tattletale; blatherer, blatherskite; converser, discourser

2 someone who boasts a blowhard who always had to act like she was better than anyone else Synonyms blower, braggart, boaster, brag, braggadocio, bragger, cockalorum, cracker [chiefly dialect], gascon, gasconader, swaggerer, vaunterRelated Words blusterer, cock; self-advertiser, self-dramatizer, self-promoter