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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Throughout the year, guests can look forward to special ride experiences like an exclusive midnight lights-out ride, where the coaster thunders through the night under the stars, and behind-the-scenes track-walk tours, offering a rare look at Thunderation's inner workings. Jessica Safavimehr, Southern Living, 18 Feb. 2026 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 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 1 Mar. 2026.

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