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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Forget that third gear: This was pedal-to-the-metal, lights-out tennis. Corey Seymour, Vogue, 8 June 2025 The Pacers were shooting just 33% from the field as the Thunder were shooting a lights-out 55.6%. Kyle Feldscher, CNN Money, 8 June 2025 Halladay was lights-out the rest of the way, allowing only four more hits in finishing eight innings. Tim Britton, New York Times, 30 May 2025 Now As Hackers Attack — Here’s How Today’s NYT Mini Crossword Clues And Answers For Monday, May 19 A lights-out Romano could soften the blow of losing Alvarado. Anthony Stitt, Forbes.com, 19 May 2025 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 29 Jun. 2025.

Last Updated: - Updated example sentences
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