The Collaborative International Dictionary of English v.0.48:
Choppy \Chop"py\, a. [Cf. Chappy.] 1. Full of cracks. "Choppy finger." --Shak. [1913 Webster] 2. [Cf. Chop a change.] Rough, with short, tumultuous waves; as, a choppy sea. [1913 Webster]WordNet (r) 3.0 (2006):
choppy adj 1: marked by abrupt transitions; "choppy prose" [syn: choppy, jerky] 2: rough with small waves; "choppy seas"