WordNet (r) 3.0 (2006):
scatty adj 1: lacking sense or discretion; "his rattlebrained crackpot ideas"; "how rattlepated I am! I've forgotten what I came for"- Glenway Westcott [syn: rattlebrained, rattlepated, scatterbrained, scatty] 2: lost in thought; showing preoccupation; "an absent stare"; "an absentminded professor"; "the scatty glancing quality of a hyperactive but unfocused intelligence" [syn: absent, absentminded, abstracted, scatty]