chew up

US /tʃuː ʌp/
UK /tʃuː ʌp/
"chew up" picture
1.

to bite and grind (food or other material) into small pieces with the teeth

:
The dog will chew up his new toy in minutes.
Make sure you chew up your food properly before swallowing.
2.

to use up or consume something completely, often in a destructive or wasteful way

:
The new software will chew up a lot of memory.
The legal fees could chew up all their savings.