to switch off
- phrasal verb
- /swɪtʃ ɔf/
- Please remember to switch off the lights before leaving the room.
See you next week and remember to switch off the light.
- See you next week and remember to switch off the light.
- You can also switch off ChatGPT and you know, a million other AIS.
- And obviously now we've gone toe to toe, like we've switched off our radios.
- And, and I literally switch my phone off.
- So yeah, maybe we need to learn how to turn stuff off, switch off, actually have a conversation.
- We just have to switch off the light and it's over and it's not over.
- They're Philips Hue and so they're, you can, you can program these lights to switch off blue light and only have red light.
- In that moment, switch off everything, switch off your brain.
Examples
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So I'm now going to switch off the main light.
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Derek turns on a bedside lamp and then switches off the glaring overhead light.
Fiction book (1991) -
See you next week and remember to switch off the light.
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Depending on the time of day and year, switch off the lights when no one is present.
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If you switch off the fan, it's gonna get really hot!
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Switch off the current, will you?
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Switch off your engine and safely exit.
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But I switched off the lights so that he couldn't see me.
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"Putting the house to bed," he says, switching off the lights and latching the doors.
Fiction book (1993) -
Switch off your engine!
Synonyms
To stop a machine or device from working with a switch
Stop a machine, business, or system from working
Stop something from working by using a switch or valve
To make a device, system, or account stop working
To switch a light so it stops shining
To switch off a light or machine
To take a plug out of a wall socket so an electric device stops getting power
Remove a device's plug from the socket so it has no power
Take a device's power cable out of a socket to stop electricity
Antonyms
To make a device like a light start working by pressing a button or moving a switch
Surface Forms
Morphology
The meaning 'to turn off a device' is directly derivable from combining 'switch' (operate a control) with 'off' (not operating). This verb+particle construction is literal and common in English (and parallels exist in many languages), so a B1 learner who knows the constituent words will readily infer the meaning.
Etymology
Switch off comes from the simple image of moving a small switch into the off position to stop the power to a lamp or machine. So it now means 'to turn off' something like lights, an oven, or a phone.