crunch out 

to leave in a hurry.

"Crap, there's my ex. I'm going to have to crunch out before this gets nasty."

crunch out by mic dundee July 23, 2007

crunch out 

To creep out on someone, derived from the infamous sketchy rave character Captain Crunch

Ew, that creep with the one-eyed stare is starting to crunch out on all the young girls, trying to give them all free hugs.

crunch out by 12er McLush May 1, 2011