ㄙㄠˇsǎoㄔㄨˊchúㄊㄧㄢtiānㄒㄧㄚˋxià

  1. 比喻肅清海內定天下後漢書··陳蕃》:大丈夫處世掃除天下?」

to sweep away evil, to purge (the world of crime)​