The word "buck up" in English means: To cheer up; to become more cheerful., To encourage someone to feel more cheerful., To make an effort to improve; to try harder..
The phonetic transcription of "buck up" is /ˌbʌk ˈʌp/ in British English and /ˌbʌk ˈʌp/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "buck up": perk up, rally, take heart, improve, cheer up.
Example usage of "buck up": "Buck up! It's not the end of the world.". More examples on the page.