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.
However, Vance’s spokesperson said the mix-up was an innocent mistake. Ashleigh Fields, The Hill, 21 June 2025 Deena considered everything, from the possibility of her baby carrying both male and female anatomical traits to a lab mix-up. Daniella Gray, MSNBC Newsweek, 17 June 2025 Controversy: Aside from the usual questions about close calls, there wasn’t much aside from a weird mix-up in one of the handshake lines. Sean McIndoe, New York Times, 16 June 2025 The mix-up with Mi-ji standing in for her sister as an office worker and Mi-rae working on a farm naturally leads to some romantic mix-ups. Joan MacDonald, Forbes.com, 1 June 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 1 Jul. 2025.

Kids Definition

mix-up

noun
ˈmik-ˌsəp
: an instance of confusion

More from Merriam-Webster on mix-up

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