cut off
US /kʌt ˈɔːf/
UK /kʌt ˈɔːf/

1.
2.
3.
to stop the supply of something
:
•
The storm cut off our electricity for hours.
•
They threatened to cut off their funding if the project didn't show progress.
4.
to isolate someone or something
:
•
The heavy snow cut off the village from the rest of the world.
•
He felt completely cut off from his friends after moving to a new city.