lights out


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lights out

n.
1. A signal or command to extinguish lights for the night.
2. Bedtime.

lights out

or

lights-out

n
1. the time when those resident at an institution, such as soldiers in barracks or children at a boarding school, are expected to retire to bed
2. a fanfare or other signal indicating or signifying this

lights′ out′


n.
1. an order, usu. by bugle, that all camp or barrack lights are to be extinguished immediately.
2. bedtime.
[1865–70]
References in periodicals archive ?
We just thought it was a really good spot to launch Lights Out.
He hopes to have Lights Outs apparel in every retail store in two to three years.
Roe, "The American Vigilance Association," 807-808; American Social Hygiene Association, First Annual Report, 1913-1914, 13-15, 118, file 1, box 170, ASHA; "Minutes of the Meeting of the Executive Committee," 5 May 1914, file 2, box 5, ASHA; American Social Hygiene Association, Second Annual Report, 1914-1915, 17-22, file 1, box 170, ASHA; Mayer, The Regulation of Commercialized Vice, 23,26; Mackey, Red Lights Out, 125-126.