"You canker blossom!" 3 Shakespearean Insults
1952, from noun phrase one up "scoring one more point than one's opponent" (1919).
The technique and practice of having the advantage over one's opponent, esp keeping a psychological advantage by low cunning and subtle brilliance: a wide-open but good-humored game of political one-upmanship
[1952+; coined by the late British humorist Stephen Potter as a book title]