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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.
Eventually, everyone agreed on a deadline of October, after the autumn olive harvest. Emily Feng, NPR, 25 Nov. 2025 The group had only reported $100 in contributions as of the last filing deadline, which covers the period through September, but began sending mailers to voters this month ahead of the runoff. Aaron Leibowitz, Miami Herald, 25 Nov. 2025 According to public state election records, Shlomi filed his paperwork with the state party ahead of Texas’ December deadline, joining a growing field of Republicans looking to compete in the March primary. Dave Quinn, PEOPLE, 25 Nov. 2025 The National Institute of Mental Health awarded the University of Minnesota $279,271 toward the effort, which had a deadline of June 2023, according to the NIMH website. Jenny Goldsberry, The Washington Examiner, 25 Nov. 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 27 Nov. 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

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