The Collaborative International Dictionary of English v.0.48:
Gusty \Gust"y\, a. Subject to, or characterized by, gusts or squalls; windy; stormy; tempestuous. [1913 Webster] Upon a raw and gusty day. --Shak. [1913 Webster]WordNet (r) 3.0 (2006):
gusty adj 1: blowing in puffs or short intermittent blasts; "puffy off-shore winds"; "gusty winds " [syn: gusty, puffy]