Brăg1, v. i.
v. i. [imp. & p. p. BRAGGED; p. pr. & vb. n. BRAGGING.] [Cf. Icel. bragga, to adorn, Dan. brage, Sw. & Icel. braka, to crash, crack, Ger. prachen, to make a show, boast, pracht, bracht, breaking, show, splendor, Fr. braguer, to lead a merry life, flaunt, boast, O. Fr. brague, merriment, L. Lat. bragare, Arm. bragu, to trifle, flaunt, boast, W. bragiaw, to swell out, to brag or boast, Ir. & Gael. bragh, fine, splendid, pretty, Ir. braghain, I boast, O. Eng. brag, brisk, full of spirits, proud.] To praise one's self, or what belongs to one's self, in an ostentatious manner; to boast; to pretend; to vaunt;—followed by of.
Conceit, more rich in matter than in words, Brags of his substance. Shak.
Synonyms—To swagger; boast; vapor; bluster; vaunt; flourish; talk big.