Definition from Wiktionary, the free dictionary
Literally: get up and do (sword) practice upon hearing the roosters (crow)
- 648: Fang Xuanling ed., Book of Jin, Biography of Zu Ti (晋书·祖逖传)
- Based on a story in his biography in which Zu Ti would get up with the sound of the roosters in order to practice his martial arts.
- be a go getter; be a self-starter