: involving, projecting, or providing for the worst possible circumstances or outcome of a given situation
a worst-case scenario

Examples of worst-case in a Sentence

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.
Your mind is hijacked by a worst-case scenario as Venus and Chiron clash. Usa Today, USA Today, 2 Nov. 2025 So enjoy the quiet anonymity of the next few weeks and, worst-case scenario, months. Dieter Kurtenbach, Mercury News, 28 Oct. 2025 Key Headlines Hurricane Melissa is a worst-case scenario storm for Jamaica and is expected to ravage the island’s infrastructure. ABC News, 27 Oct. 2025 These worst-case outcomes can be avoided. Jeremy Konyndyk, Foreign Affairs, 23 Oct. 2025 See All Example Sentences for worst-case

Word History

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of worst-case was in 1964

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Cite this Entry

“Worst-case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/worst-case. Accessed 4 Nov. 2025.

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