become injured, broken, or distorted by pressure(verb.change)
Example: The plastic bottle crushed against the wall.
source: wordnet30
To press or bruise between two hard bodies; to squeeze, so as to destroy the natural shape or integrity of the parts, or to force together into a mass; as, to crush grapes.(verb)
source: webster1913
To be or become broken down or in, or pressed into a smaller compass, by external weight or force; as, an eggshell crushes easily.(verb)