- To remove via cutting.
- To isolate or remove from contact.
1956, Arthur C. Clarke, The City and the Stars, page 37:
- The entranced spectator was cut off from reality as long as the adventure lasted; it was as if he lived a dream yet believed he was awake.
- To stop providing funds to someone.
- His parents cut him off to encourage him to find a job.
- To end abruptly.
- My phone call was cut off before I could get the information.
- (idiomatic) To interrupt (someone speaking).
- That dingbat cut me off as I was about to conclude my theses.
- (idiomatic, drive) To swerve in front of (another car).
- (US, regional, Southern US) To turn off or switch off (an electrical device).
- Cut off the lamp so I can get some sleep.
To cause to come off, from cutting
To isolate or remove from contact
To end abruptly
To interrupt someone talking
To swerve in from of another car while driving
device preventing overloading of a circuit — see fuse#Translations