Open English Wordnet
Nouns
Verbs
(v)nibblebite off very small pieces“She nibbled on her cracker” (v)nibblebite gently“The woman tenderly nibbled at her baby's ear” (v)nibble, pick, pieceeat intermittently; take small bites of“He pieced at the sandwich all morning”,
“She never eats a full meal — she just nibbles”