nibble on

nibble (away) on (something)

1. Literally, to eat something at a slow pace and in small bites. I wonder if Mary isn't feeling well—she only nibbled on her dinner. He sat on the bench, happily nibbling away on his cookie.
2. To bite something very softly so as not to break the surface. He started nibbling on my elbows, thinking it would turn me on.
See also: nibble, on

nibble on

v.
1. To eat something by taking small, quick bites, often as a snack or a light meal: Dinner wasn't for another two hours, so I nibbled on some potato chips. The rabbit nibbled on a carrot.
2. To bite something but not break the surface: Nervously, I nibbled on my pencil's eraser during the test.
See also: nibble, on
References in periodicals archive ?
Nibbles is pictured nibbling on all sorts of objects, including hooks, but his favourite things to nibble on is.
You'll be too tempted to nibble on fattening dips, chips, nibbles and noshes.