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.
This will lead to a greater risk of slippery travel well after midnight, despite forecast snowfall of only a dusting to an inch. Steven Sosna, CBS News, 6 Feb. 2026 DeKalb County Fire Rescue responded just before midnight to a residence in the 1800 block of Winthrop Road. Caroline Silva, AJC.com, 5 Feb. 2026 Calm wind becoming southwest around 5 mph after midnight. Cheryl Vari, Cincinnati Enquirer, 4 Feb. 2026 North winds of around 7 mph become calm after midnight. Marina Johnson, Louisville Courier Journal, 3 Feb. 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 12 Feb. 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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