WordNet (r) 3.0 (2006):
pick at v 1: pluck or pull at with the fingers; "She picked nervously at the buttons of her blouse" [syn: pick at, pluck at, pull at] 2: eat like a bird; "The anorexic girl just picks at her food" [syn: pick at, peck at, peck] 3: express a negative opinion of; "She disparaged her student's efforts" [syn: disparage, belittle, pick at] [ant: blandish, flatter]