The Collaborative International Dictionary of English v.0.48:
Curly \Curl"y\ (k?rl"?), a. Curling or tending to curl; having curls; full of ripples; crinkled. [1913 Webster]WordNet (r) 3.0 (2006):
curly adj 1: (of hair) having curls or waves; "they envied her naturally curly hair" [ant: straight]