ㄩㄢyuānㄧㄡˇyǒuㄊㄡˊtóuㄓㄞˋzhàiㄧㄡˇyǒuㄓㄨˇzhǔ

  1. 諺語)​報仇討債對象牽累他人比喻處理事情主要負責·施惠·》:魚水冤有頭,債有主一個一個。」金瓶梅·第一》:各人平白甚麼?」冤各有頭,債各有主」。

for every grievance someone is responsible, for every debt there is a debtor (idiom)​, when settling disputes one should not involve third parties