1
: a state or instance of confusion
2
3

Examples of mix-up in a Sentence

there was a mix-up at the airport and our luggage was accidentally sent to Ohio
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.
Even now, Worthington wonders whether that mix-up might have counted against him when Chelsea made a number of cuts to their scouting department later that year. Oliver Kay, New York Times, 8 Oct. 2025 But when all your products look the same, isn't a mix-up inevitable? Caelan McMichael, Allure, 7 Oct. 2025 The mix-up makes Carell almost spit out his coffee. Sabrina Weiss, PEOPLE, 6 Oct. 2025 Label your bulbs now to avoid frustrating mix-ups later. Erica Browne Grivas, Better Homes & Gardens, 5 Oct. 2025 See All Example Sentences for mix-up

Word History

First Known Use

1841, in the meaning defined at sense 1

Time Traveler
The first known use of mix-up was in 1841

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Cite this Entry

“Mix-up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mix-up. Accessed 15 Oct. 2025.

Kids Definition

mix-up

noun
ˈmik-ˌsəp
: an instance of confusion

More from Merriam-Webster on mix-up

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