'briefs' definitions:
Definition of 'briefs'
From: WordNet
noun
Short tight-fitting underpants (trade name Jockey shorts) [syn: briefs, Jockey shorts]
Definition of 'briefs'
From: GCIDE
- jockey shorts \jock"ey shorts`\ (j[o^]k"[=e] sh[^o]rts), n. pl. [from a Tradename.] A type of men's underpants without legs, fitting tightly and held by an elastic waistband; also called briefs. Originally a tradename, the term has become common for that type of underpants. [PJC]