1 definition by Alligator face
(Verb)- The act of crushing the pelvic bone of an elderly person while having rough sex; due to osteoporosis.
Russ: Hey, can I give your Grandma a dinosaur crunch?
Jon: No way man, she's already in the hospital for the one you gave her last week!
Jon: No way man, she's already in the hospital for the one you gave her last week!
by Alligator face March 20, 2011