We found 23 dictionaries that define the word one upmanship:

General (22 matching dictionaries)

1. one upmanship: Longman Dictionary of Contemporary English
2. one-upmanship: Merriam-Webster
3. one-upmanship: Oxford Learner's Dictionaries
4. one-upmanship: American Heritage Dictionary of the English Language
5. one-upmanship, one-upmanship: Collins English Dictionary
6. one-upmanship: Vocabulary.com
7. one-upmanship: Wordnik
8. one-upmanship: Cambridge Advanced Learner's Dictionary
9. one-upmanship: Wiktionary
10. one-upmanship: Webster's New World College Dictionary, 4th Ed.
11. one-upmanship: The Wordsmyth English Dictionary-Thesaurus
12. one-upmanship: Infoplease Dictionary
13. one-upmanship, one upmanship: Dictionary.com
14. one-upmanship: Cambridge Essential American English Dictionary
15. One-Upmanship, One-upmanship: Wikipedia, the Free Encyclopedia
16. one-upmanship: Rhymezone
17. one-upmanship: AllWords.com Multi-Lingual Dictionary
18. one-upmanship: FreeDictionary.org
19. one-upmanship: Mnemonic Dictionary
20. one-upmanship: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

21. one-upmanship: Idioms

▸ Words similar to one upmanship ▸ Usage examples for one upmanship ▸ Idioms related to one upmanship ▸ Wikipedia articles (New!) ▸ Words that often appear near one upmanship ▸ Rhymes of one upmanship ▸ Invented words related to one upmanship