How do you spell Crunch

Available Definitions:
1)  v. i. - To chew with force and noise; to craunch.
2)  v. i. - To grind or press with violence and noise.
3)  v. i. - To emit a grinding or craunching noise.
4)  v. t. - To crush with the teeth; to chew with a grinding noise; to craunch; as, to crunch a biscuit.