upend

verb

up·​end ˌəp-ˈend How to pronounce upend (audio)
upended; upending; upends

transitive verb

1
: to set or stand on end
2
a
: to affect to the point of being upset or flurried
a … literary shocker, designed to upend the credulous matronsWolcott Gibbs
b

intransitive verb

: to rise on an end

Examples of upend in a Sentence

He upended the bicycle to fix its flat tire. I upended the bucket to use as a stool. The security inspector upended my bag and dumped everything out. A giant wave upended the surfers. The midfielder was upended before he got the ball.
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.
The first Dutch original film on Disney+, The Balloonist shows what happens when young chicken farmer Gaby's predictable life is upended by a hot air balloon crashing into her coop. PC Magazine, 3 Oct. 2025 Geeta Kapadia, chief investment officer at Fordham University, echoed similar concerns, cautioning that mass retail flows could upend how private markets function. Lee Ying Shan, CNBC, 3 Oct. 2025 The attack upended check-in desk operations and boarding information for flights in major airports such as London Heathrow and Brussels. Ellie Cook, MSNBC Newsweek, 3 Oct. 2025 While Piaget was certainly correct in observing that children engage in a host of unusual behaviors, my lab recently uncovered evidence that upends some long-standing assumptions about the limits of children’s logical capabilities that originated with his work. Celeste Kidd, The Conversation, 3 Oct. 2025 See All Example Sentences for upend

Word History

First Known Use

1823, in the meaning defined at transitive sense 1

Time Traveler
The first known use of upend was in 1823

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Cite this Entry

“Upend.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/upend. Accessed 9 Oct. 2025.

Kids Definition

upend

verb
up·​end ˌə-ˈpend How to pronounce upend (audio)
: to set, stand, or rise on end

More from Merriam-Webster on upend

Last Updated: - Updated example sentences
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