midnight

noun

mid·​night ˈmid-ˌnīt How to pronounce midnight (audio)
Synonyms of midnightnext
1
: the middle of the night
specifically : 12 o'clock at night
2
: deep or extended darkness or gloom
midnight adjective
midnightly adverb or adjective

Examples of midnight in a Sentence

Her parents wanted her home before midnight. It was 12 midnight when we arrived home.
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.
Markdowns expire at midnight, and with prices starting at just $13, these finds won’t last long. Shea Simmons, Southern Living, 6 Mar. 2026 At a Sheetz gas station equipped with high-resolution cameras, authorities spotted a car matching Shelia Eddy’s vehicle passing through around midnight—traveling in the direction of Blacksville. Isabella Wandermurem, Time, 6 Mar. 2026 Most severe weather should exit Iowa by midnight Friday, March 6. Brandi D. Addison, Des Moines Register, 6 Mar. 2026 The National Weather Service issued a Winter Storm Warning for the mountains that is in effect until midnight Friday. Elise Schmelzer, Denver Post, 6 Mar. 2026 See All Example Sentences for midnight

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of midnight was before the 12th century

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Cite this Entry

“Midnight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/midnight. Accessed 7 Mar. 2026.

Kids Definition

midnight

noun
mid·​night ˈmid-ˌnīt How to pronounce midnight (audio)
: 12 o'clock at night
midnight adjective

More from Merriam-Webster on midnight

Last Updated: - Updated example sentences
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