Entry 2 senses Webster, 1913

Knab

/(năb)/ · IPA /næb/

01 v. t. To seize with the teeth; to gnaw.

imp. & p. p. Knabbed; p. pr. & vb. n. Knabbing

1.
To seize with the teeth; to gnaw.[Obs.]
2.
To nab. See Nab, v. t.[Colloq.] See: Nab