lights-out

noun

1
: a command or signal for putting out lights
2
: a prescribed bedtime for persons living under discipline

Examples of lights-out in a Sentence

Recent Examples on the Web
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Jakub Dobeš has had strong stretches for the Montreal Canadiens and David Rittich has played lights-out behind Ilya Sorokin on Long Island. Jesse Granger, New York Times, 9 Feb. 2026 Ziebell’s lights-out shooting etched her name into UConn’s record book alongside a trio of Huskies legends. Emily Adams, Hartford Courant, 29 Jan. 2026 In the coming years voters will have to grapple with those changes and determine new benchmarks, both for the lights-out aces whose arms couldn’t hold up and the steady workhorses who rarely missed a start. Mac Cerullo, Boston Herald, 25 Jan. 2026 Our defense has been playing lights-out all season. Jerry McDonald, Mercury News, 4 Jan. 2026 See All Example Sentences for lights-out

Word History

First Known Use

1864, in the meaning defined at sense 1

Time Traveler
The first known use of lights-out was in 1864

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Cite this Entry

“Lights-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lights-out. Accessed 13 Feb. 2026.

Last Updated: - Updated example sentences
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