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lights out
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noun
Chiefly Military. a signal, usually by drum or bugle, that all or certain camp or barracks lights are to be extinguished for the night.
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Origin of lights out
First recorded in 1865â70
Words nearby lights out
lightsaber, light-sensitive, lightship, light show, lightsome, lights out, light-struck, light table, light therapy, lighttight, light trap
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use lights out in a sentence
British Dictionary definitions for lights out
lights out
noun
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
a fanfare or other signal indicating or signifying this
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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