Crunch

·vi To emit a grinding or craunching noise.

II. Crunch ·vi To grind or press with violence and noise.

III. Crunch ·vi To chew with force and noise; to Craunch.

IV. Crunch ·vt To crush with the teeth; to chew with a grinding noise; to Craunch; as, to crunch a biscuit.

to crunch
To crush with the teeth; to chew with violence and noise.-Webster. Mr. Hartshorne notices this word ...

Dictionary of American Words And Phrases by John Russell Bartlett.
crunch
CRONCH, and CRANCH, to crush an apple, &c. in the mouth. North. ...

A glossary of provincial and local words used in England by Francis Grose