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The time at night at which artificial lights are to be turned off, a curfew or bedtime. / The prescribed bedtime for persons living in a boarding school or staying in a hospital.

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lights-out

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Source Word

lights-out

IPA(Pronunciation)

/ˈlaɪts.aʊt/

Noun

uncountable

The time at night at which artificial lights are to be turned off, a curfew or bedtime. / The prescribed bedtime for persons living in a boarding school or staying in a hospital.

Japanese Meaning

人工照明を消す時間、つまり就寝時刻や消灯時刻。特に、寮や病院などで規定される就寝時間を指す。