switch off

phrasal verb·1 sense·particle off

Usefulness

Meanings

1

Deactivate by flipping a switch

Why “off”? An active connection, session, machine, light, or device stops.

Leo switched off the kitchen light before leaving for work.
Leo stopped the kitchen light by using its switch before work.
Switch off the fan before bed.
Deactivate the fan by flipping its switch before bed.
Leo switched off the kitchen light before they left for the train station.
Leo made the kitchen light stop shining by using its switch before they left for the train station.

Don't confuse with

switch offswitch on

Switch off means deactivate by flipping a switch. Switch on means activate by flipping a switch.

Test yourself

Leo switched off the kitchen light before leaving for work. What does it mean?

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