yippeeEnglishOxford New American Dictionaryyippee /ˈyipē, , ˈjɪpi , ˌyiˈpē, ˌjɪˈpi / ▸ exclamation expressing wild excitement or delight: Peter suggested they should go home. “Yippee!” shouted Katie. – ORIGIN natural exclamation: first recorded in American English in the 1920s.