「乾手淨腳」

(pos:形容詞)
<explanation>
yue:搞掂晒一樣嘢，而且完全冇留低手尾俾其他人
eng:finished and done with; once for all; literally: spotless hands and clean feet
<eg>
yue:你一次過做晒啲功課，咪乾手淨腳囉。 (jyu4 gwo2 nei5 jat1 ci3 gwo3 zou6 saai3 di1 gung1 fo3, mai6 gon1 sau2 zeng6 goek3 lo1.)
eng:You can finish all your school work once and for all, then it's done.