• Definition for "buck up"
    • cheer-up; simply take nerve; simply take heart.
    • View More
  • Sentence for "buck up"
  • Urban Dictionary for "buck up"

buck up definition

  • interjection:
    • cheer-up; simply take nerve; simply take heart.
    • hurry-up; make haste.
  • verb:
    • To become promoted, reinvigorated, or cheerful; to summon an individual's courage or spirits.
    • To motivate or refresh; to hearten.
    • To dress yourself up logically; compare (outdated) buck ("a fop, dandy")
    • To pass on to higher authority for resolution. See in addition pass the money.
    • gain nerve
102 votes

How would you define buck up?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!