v.1. To remove something by cutting: I cut off the tree branch. He cut his beard off.
2. To interrupt someone who is speaking: Don't cut me off like that. The speaker was cut off by the crowd. The principal cut off the discussion when the assembly started.
3. To separate someone from others; isolate someone: I don't want to cut my brother off from his friends. She was cut off from her family while she was gone. All contact was cut off.
4. To stop something from functioning by disconnecting it from its source of power: Cut the power off. The landlord cut off the heat. The lights got cut off.
5. To interrupt the course or passage of something: The infielder cut off the throw to the plate. The police cut all the routes of escape off.
6. To interrupt or break the line of communication of someone: The telephone operator cut us off. The storm cut off the phone lines.
7. To stop or come to an end suddenly: The music suddenly cut off.
8. To change from one direction to another: The road goes straight over the hill and then cuts off to the right around the pond.
9. To disinherit someone: They cut their heirs off without a cent. My parents changed their will and cut me off after I left home.
10. To discontinue the funding for something, such as a government program: School breakfasts were cut off after the funding cuts. The mayor cut off free school lunches from the budget.
11. To drive into the space in front of a moving car, often suddenly and recklessly: That taxi cut me off on the highway. The truck cut off the small car abruptly.