The Collaborative International Dictionary of English v.0.48:

Rou'e \Rou`['e]"\, n. [F., properly p. p. of rouer to break upon
   the wheel, fr. roue a wheel, L. rota. See Rotate,
   Rotary.]
   One devoted to a life of sensual pleasure; a debauchee; a
   rake.
   [1913 Webster]

WordNet (r) 3.0 (2006):

roue
    n 1: a dissolute man in fashionable society [syn: rake,
         rakehell, profligate, rip, blood, roue]