godan verb (-su), transitive verb
chew up; crush by chewing
To crush or grind something into small pieces or a pulp by chewing. Often used for food, but can also be used figuratively for crushing something with one's teeth.
犬が骨を噛み潰して食べた。
The dog chewed up the bone and ate it.
彼は飴を噛み潰しながら話した。
He talked while crunching the candy.