lockup

noun

lock·​up ˈläk-ˌəp How to pronounce lockup (audio)
1
: jail
especially : a local jail where persons are detained prior to court hearing
2
: an act of locking : the state of being locked

Examples of lockup in a Sentence

the firm conviction that juvenile offenders should never be held in adult lockups
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.
Prosecutors also said conditions at the federal lockup had improved considerably before Combs was arrested. Larry Neumeister, Chicago Tribune, 1 Aug. 2025 However, these investors are bound by 180 day lockup agreements which prevent them from selling the stock until next January, CNBC reported. Peter Cohan, Forbes.com, 1 Aug. 2025 Take us from that observation to his role in the most visible family contest, the Ritz lockup and purge that followed. Edward Felsenthal, Time, 23 July 2025 Paige Austin, an attorney with nonprofit group Make the Road New York, told the News she was turned away when attempting to visit a handful of Immigration and Customs Enforcement detainees at the Sunset Park lockup early Thursday afternoon. Emma Seiwell, New York Daily News, 27 June 2025 See All Example Sentences for lockup

Word History

First Known Use

1746, in the meaning defined at sense 1

Time Traveler
The first known use of lockup was in 1746

Browse Nearby Words

Cite this Entry

“Lockup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lockup. Accessed 5 Aug. 2025.

Kids Definition

lockup

noun
lock·​up -ˌəp How to pronounce lockup (audio)

Legal Definition

lockup

noun
lock·​up
1
: a cell or group of cells (as in a courthouse) or jail where persons are held prior to a court hearing compare house of correction, house of detention, jail, penitentiary, prison
2
: the tactic of arranging with a friendly party an option to buy a valuable portion of one's corporate assets in order to discourage a takeover by another party

More from Merriam-Webster on lockup

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