crunch
verb
°to crush something with a noisy crackling sound, especially with reference to food.
"When I came home, Susan was watching TV with her feet up on the couch, crunching a piece of celery."
°to be crushed with a noisy crackling sound.
"Beetles crunched beneath the men's heavy boots as they worked."
noun
°A noisy crackling sound; the sound usually associated with crunching.
°A critical moment or event.