one-up

1 of 2

verb

ˌwən-ˈəp How to pronounce one-up (audio)
ˈwən-
one-upped; one-upping; one-ups
Synonyms of one-upnext

transitive verb

: to practice one-upmanship on
always trying to one-up each other by buying the latest gadgets

one up

2 of 2

adjective

: being in a position of advantage
usually used with on
He finished his assignment early, which put him one up on me.

Examples of one-up in a Sentence

Recent Examples on the Web
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Verb
In the novel, Amanda and Oliver attempt to get Eloise to leave by way of some nasty pranks, but Book Eloise remains undeterred and, in fact, loves the challenge of trying to both one-up and win over the twins. Maggie Fremont, Vulture, 4 Mar. 2026 One of my favorite scenes is when your characters are one-upping each other while doing a toast. Rebecca Ford, Vanity Fair, 24 Feb. 2026 View gallery - 5 images For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read. Abhimanyu Ghoshal, New Atlas, 20 Feb. 2026 Maybe to one-up John Cage and his infamous four minutes, thirty-three seconds of silence, Sun Ra had composed a piece for a band that never comes. Literary Hub, 13 Feb. 2026 See All Example Sentences for one-up

Word History

Etymology

Verb

back-formation from one-upmanship

First Known Use

Verb

1963, in the meaning defined above

Adjective

1919, in the meaning defined above

Time Traveler
The first known use of one-up was in 1919

Browse Nearby Words

Cite this Entry

“One-up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one-up. Accessed 14 Mar. 2026.

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