deadline

noun

dead·​line ˈded-ˌlīn How to pronounce deadline (audio)
1
: a line drawn within or around a prison that a prisoner passes at the risk of being shot
2
a
: a date or time before which something must be done
b
: the time after which copy is not accepted for a particular issue of a publication
Phrases
on deadline or under deadline
: with the requirement of meeting a deadline
working on deadline

Examples of deadline in a Sentence

She worked on her composition right up until the deadline. We had to hurry to meet the deadline. The project was completed a week past its deadline. The deadline for submitting college applications is April 19th. They're working under a deadline.
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 deadline was in keeping with the language Congress had used to ratify multiple previous constitutional amendments within a specific time frame. Sarah Bedford, The Washington Examiner, 8 June 2025 Hassett on Sunday declined to say what baseline tariffs could be in place moving forward as the Trump administration continues negotiations with trading partners ahead of the July 9 deadline. Auzinea Bacon, CNN Money, 8 June 2025 The head of the trade advocacy group Association for Uncrewed Vehicle Systems International, or AUVSI, testified to Congress this week that the FAA missed a deadline for approving such rules last year. Josh Funk, Arkansas Online, 8 June 2025 But Costanzo said 66% of those enrolled at the Storrs campus will have housing — including all first-year and sophomore-level students, who applied by the deadline. Kenneth R. Gosselin, Hartford Courant, 8 June 2025 See All Example Sentences for deadline

Word History

First Known Use

1864, in the meaning defined at sense 1

Time Traveler
The first known use of deadline was in 1864

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Cite this Entry

“Deadline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deadline. Accessed 11 Jun. 2025.

Kids Definition

deadline

noun
dead·​line ˈded-ˌlīn How to pronounce deadline (audio)
: a date or time before which something must be done

More from Merriam-Webster on deadline

Last Updated: - Updated example sentences
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