clear off

US /klɪr ɔf/
UK /klɪr ɔf/
"clear off" picture
1.

to leave a place quickly

:
The police told the crowd to clear off.
I told him to clear off and leave me alone.
2.

to remove things from a surface, making it tidy

:
Please clear off the table after dinner.
She began to clear off her desk before leaving for the day.