★悪銭(あくせん)身(み)に付(つ)かず [Japanese Proverb]

悪銭(あくせん)身(み)に付(つ)かず
The money you got by doing something bad will not remain in your hands.

悪銭(あくせん) literary means "bad money."
The money you got by doing something bad.

In English, there is a similar saying "Easy come, easy go."
It can be used for money, chances, knowledge etc.
On the other hand, 悪銭身に付かず is only used for money.

**********************************************************************************
★Let's use this proverb in the conversation!

A: 警察(けいさつ)が泥棒(どろぼう)を捕(つか)まえたね
The police caught a thief.

B:うん、盗(ぬす)んだお金(かね)はどこにあったの？
Yeah, where was the stolen money?

A:全部(ぜんぶ)使(つか)って、一円(いちえん)も残(のこ)ってないんだって。
The thief used all of them and there is no money left.

B:え！全部(ぜんぶ)？悪銭(あくせん)身(み)に付(つ)かずだね
What! All of them? Easy money, easy go.
**********************************************************************************