D defs.my
Entry 1 sense Webster, 1913

Dude

/do͞od/ · IPA /duːd/
01 n. A kind of dandy; especially, one characterized by an ultrafashionable style of dress and other affectations.
  1. 1.
    A kind of dandy; especially, one characterized by an ultrafashionable style of dress and other affectations.[Recent]
    “The social dude who affects English dress and English drawl.” — The American.