The Collaborative International Dictionary of English v.0.48:
Raspy \Rasp"y\ (r[.a]sp"[y^]), a. Like a rasp, or the sound made by a rasp; grating. --R. D. Blackmore. [1913 Webster]WordNet (r) 3.0 (2006):
raspy adj 1: unpleasantly harsh or grating in sound; "a gravelly voice" [syn: grating, gravelly, rasping, raspy, rough, scratchy]