cut up

US /kʌt ʌp/
UK /kʌt ʌp/
"cut up" picture
1.

to cut something into small pieces

:
Can you help me cut up these vegetables for the stew?
She cut up the old clothes to make rags.
2.

to behave in a silly or playful way, often to get attention

:
The kids were cutting up in the back of the classroom.
He likes to cut up and make everyone laugh.