expression, godan verb (-su)
turn off the light; put out the light
Everyday phrase for switching off or extinguishing a light source.
寝る前に明かりを消してください。
Please turn off the light before going to bed.
誰もいない部屋の明かりを消した。
I turned off the light in the empty room.
Standard kanji spelling; 明かり is the most common way to write 'light' in this phrase.
Alternative kanji for あかり, often used for lamp or artificial light.
Compound of 明かり (light) + を (object marker) + 消す (to extinguish).