拍拍屁股 (paak3 paak3 pei3 gu2) — to casually walk away as if nothing has happened; to wash one's hands off something; to walk off and just leave the mess for someone else to deal with [colloquial] in Cantonese
paak˗₃拍paak˗₃拍pei˗₃屁guˊ²股Mandarin Pinyin: pai1pai1pi4gu5
Meaning of 拍拍屁股
nounto casually walk away as if nothing has happened; to wash one's hands off something; to walk off and just leave the mess for someone else to deal with [colloquial]