one-up

verb
\ ˌwən-ˈəp How to pronounce one-up (audio) , ˈwən- \
one-upped; one-upping; one-ups

Definition of one-up

 (Entry 1 of 2)

transitive verb

: to practice one-upmanship on

one up

adjective

Definition of one up (Entry 2 of 2)

: being in a position of advantage usually used with on

First Known Use of one-up

Verb

1963, in the meaning defined above

Adjective

1919, in the meaning defined above

History and Etymology for one-up

Verb

back-formation from one-upmanship

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Cite this Entry

“One-up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one-up. Accessed 14 Apr. 2021.

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More Definitions for one-up

one-up

verb

English Language Learners Definition of one-up

 (Entry 1 of 2)

US, informal : to get an advantage over (someone)

one up

adjective

English Language Learners Definition of one up (Entry 2 of 2)

informal : having an advantage over someone : in a position that is better than someone else's position

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