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
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.
Verb
The Berenstein Bear's bedrooms are arranged in a one-up, one-down layout. New Atlas, 10 June 2026 The Judgment Day couldn’t get a one-up on Femi as JD McDonagh hit a chair shot but Femi was immovable. Ryan Gaydos, FOXNews.com, 9 June 2026 Mondo Duplantis, who was born in Louisiana but competes for his mother’s home country of Sweden, keeps one-upping himself, one centimeter at a time. Sean Gregory, Time, 9 June 2026 But Saturday’s Game 3 one-upped them both. Andrew Greif, NBC news, 8 June 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 15 Jun. 2026.

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