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.
The Gators were lights-out in the second half against the Terrapins. Chris Branch, New York Times, 28 Mar. 2025 Romano, a lights-out closer with the Blue Jays from 2021-23, wants the same role as a Phillie. Anthony Stitt, Forbes.com, 27 Mar. 2025 The 2016 Orioles were carried by Manny Machado (in one of his best overall seasons), a lights-out Zack Britton and terrific seasons from Kevin Gausman and Chris Tillman at the top of an otherwise pedestrian rotation. Tim Britton, The Athletic, 25 Mar. 2025 Two-way superstar Cooper Flagg is the single-biggest reason to back the Blue Devils, but this is a well-rounded team that is lights-out both offensively and defensively. Josh Hammer, Newsweek, 19 Mar. 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

Browse Nearby Words

Cite this Entry

“Lights-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lights-out. Accessed 31 Mar. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!