dude

1 a man extremely interested in his clothing and personal appearance a dude given to sporting expensive suits and flashy jewelry Synonyms beau, Beau Brummell, buck, dandy, fop, gallant, jay, lounge lizard, macaroni, pretty boy, toff [chiefly British]Related Words coxcomb, fancy Dan, popinjay; blade, cavalier, dasher; clotheshorse, exquisite, swellNear Antonyms slob, sloven

2 an adult male human being OK, dude, whatever you say Synonyms bastard, bloke [chiefly British], buck, cat, chap [chiefly British], chappie [British], man, fella, fellow, galoot [slang], gent, gentleman, guy, hombre, jack, joe, joker, lad, maleRelated Words master, mister, sir; buddy, buster