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one-upmanship

noun one-up·man·ship \ ˌwən-ˈəp-mən-ˌship \
variants: or less commonly one-upsmanship play \ˌwən-ˈəps-mən-ˌship\
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Definition of one-upmanship

: the art or practice of outdoing or keeping one jump ahead of a friend or competitor
  • engaged in a round of verbal one-upmanship

See one-upmanship defined for English-language learners

First Known Use of one-upmanship

1952

in the meaning defined above

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ONE-UPMANSHIP Defined for English Language Learners

one-upmanship

noun

Definition of one-upmanship for English Language Learners

  • : behavior in which someone tries to get an advantage by doing, saying, or having better things than someone else

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