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From the Editors at Merriam-Webster
A Countdown of Words with Numbers 10-1
A Countdown of Words with Numbers 10-1
From 'hang ten' to 'one-horse town'
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“One-upmanship.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one-upmanship. Accessed 26 Feb. 2020.
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one-upmanship
nounEnglish Language Learners Definition of one-upmanship
See the full definition for one-upmanship in the English Language Learners Dictionary
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Time Traveler for one-upmanship
The first known use of one-upmanship was in 1952
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