ultimatum

noun

ul·​ti·​ma·​tum ˌəl-tə-ˈmā-təm How to pronounce ultimatum (audio) -ˈmä- How to pronounce ultimatum (audio)
plural ultimatums or ultimata ˌəl-tə-ˈmā-tə How to pronounce ultimatum (audio)
-ˈmä-
: a final proposition, condition, or demand
especially : one whose rejection will end negotiations and cause a resort to force or other direct action

Examples of ultimatum in a Sentence

She was given an ultimatum—work harder or lose her job. issued the ultimatum that the project be finished by the following week, or it would be terminated
Recent Examples on the Web Taliban spokesperson Zabihullah Mujahid urged Pakistan to reconsider its ultimatum. Hasan Ali, The Christian Science Monitor, 5 Oct. 2023 According to Montoya, Maria, seen on Janet's doorbell camera, gave Pellot an ultimatum. Erin Moriarty, CBS News, 16 Dec. 2023 According to staffers present at the meeting, management gave them an ultimatum: sign a side agreement allowing the company to hire non-union contractors, or Mailchimp walks not only from the new series, but from the ads and existing show as well. Ariel Shapiro, The Verge, 14 Dec. 2023 House Speaker Mike Johnson, R-La., issued an ultimatum to President Biden earlier this week saying that no Ukraine funding would move forward until significant changes have been made at the U.S.-Mexico border. Anders Hagstrom, Fox News, 7 Dec. 2023 This ultimatum from the Israeli military only emphasizes the power differential between Israeli and Palestine. Ellie Quinlan Houghtaling, The New Republic, 13 Oct. 2023 Negotiations over TikTok’s operations had been going on for nearly three years when the Biden administration delivered its ultimatum. Drew Harwell, Anchorage Daily News, 15 Sep. 2023 Sources familiar with the outreach emphasize that there’s been no ultimatums nor threats to break with the impressive solidarity that the WGA West and WGA East have marshaled since the strike began May 2. Cynthia Littleton, Variety, 8 Sep. 2023 An Ohio teen is accused of murdering her 33-year-old boyfriend’s mother after giving him an ultimatum to kill the Toledo woman and then fled with him to Mexico, authorities say. Kc Baker, Peoplemag, 20 Nov. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ultimatum.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from Medieval Latin, neuter of ultimatus final

First Known Use

1731, in the meaning defined above

Time Traveler
The first known use of ultimatum was in 1731

Dictionary Entries Near ultimatum

Cite this Entry

“Ultimatum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultimatum. Accessed 9 Jan. 2024.

Kids Definition

ultimatum

noun
ul·​ti·​ma·​tum ˌəl-tə-ˈmāt-əm How to pronounce ultimatum (audio) -ˈmät- How to pronounce ultimatum (audio)
plural ultimatums or ultimata -ə How to pronounce ultimatum (audio)
: a demand that if rejected will bring about an end of peaceful talks and could lead to forceful action

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