(n.) A little dandy; a little, foppish, impertinent fellow.

arbiter of fashion beau blade blood boulevardier buck clotheshorse clubman clubwoman coxcomb dandy deb debutante dude exquisite fashion plate fashionable fine gentleman fop fribble gallant jack-a-dandy jackanapes lady-killer lounge lizard macaroni man-about-town masher mondain mondaine puppy socialite spark sport subdeb subdebutante swell swinger taste-maker tone-setter trend-setter