: a night when a person stays awake until a late hour
We're tired today because we had a late night last night.
Examples of late-night in a Sentence
Recent Examples on the Web
Deirdre Bardolf, FOXNews.com, 29 Nov. 2025
The chatbots remember birthdays, inside jokes, and the user’s preferred genre of late-night reassurance.
—Kaif Shaikh, Interesting Engineering, 28 Nov. 2025
Clare Duffy, CNN Money, 26 Nov. 2025
The Tonight Show and NBC's later talk show Late Night With Seth Meyers were the only network talk shows unaffected by 2025's tumultuous late night shakeup.
—Wesley Stenzel, Entertainment Weekly, 25 Nov. 2025
See All Example Sentences for late-night
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Adjective
Peters doubled down and asked if the man needed an adult to explain why late-night venues have entry rules.
—Deirdre Bardolf, FOXNews.com, 29 Nov. 2025
The chatbots remember birthdays, inside jokes, and the user’s preferred genre of late-night reassurance.
—Kaif Shaikh, Interesting Engineering, 28 Nov. 2025
Noun
The briefing also alleges that late night notifications, beauty filters that alter users’ appearances and endlessly scrolling feeds across Instagram, Snap, YouTube and TikTok have undermined users’ wellbeing.
—Clare Duffy, CNN Money, 26 Nov. 2025
The Tonight Show and NBC's later talk show Late Night With Seth Meyers were the only network talk shows unaffected by 2025's tumultuous late night shakeup.
—Wesley Stenzel, Entertainment Weekly, 25 Nov. 2025
See All Example Sentences for late-night
Cite this Entry
“Late-night.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/late-night. Accessed 1 Dec. 2025.
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