洗手不幹

洗手不干
xǐshǒubùgàn
  1. to totally stop doing something
  2. to reform one's ways

CEDICT

比喻從此不再從事某事。通常指盜賊等改邪歸正。

重編國語辭典

Entry Composition

1 洗手 xǐshǒu
  1. to wash one's hands
  2. to go to the toilet
2 不幹 bùgàn
  1. incompetent
  2. to not accept; to reject