turn off

verb turns off · turning off · turned off

1. Used other than figuratively or idiomatically: see turn, off. He turned off from me and faced the far wall.
2. transitive To power down, to switch off, to put out of operation, to deactivate (an appliance, light, mechanism, functionality etc.). Turn off the machine and unplug it when you leave.
3. broadly, transitive To deactivate a heat source cooking a particular item. You can turn off the green beans now.
4. intransitive, transitive, usually To become deactivated; to become powered down. My computer turned off!
5. transitive To rotate a tap or valve so as to interrupt the outflow of liquid or gas. Remember to turn the tap off once you've finished so you don't waste water.
6. obsolete, transitive To dismiss; to fire. The butler turned off that foolish maid.
7. transitive To bore, repulse, disgust, or discourage (someone). That book's plot was so predictable, it turned me off.
8. intransitive To leave a road; to exit a highway or other main road. You'll need to turn off before we get to the county line.
9. dated, transitive To avert; to stop (something). "Pardon my clumsiness," he said to the lady. "I am, unfortunately, quite blind. But," he added, with a smile, to turn off the mishap, "even a blind man must have a house."
10. archaic, transitive To turn out; to produce. According to D. A. Wells, one boy and a machine can turn off 9,000 pair of sleeve buttons in a day.
11. obsolete, slang, transitive To execute by hanging. The thief was turned off by the hangman.
12. transitive To raise, unblocking the way and signaling that a train may proceed.

Similar: shut off, switch off, shut down, cut off, cut, deactivate, disable