擦屁股

clean up after someone

→ 擦
phrase Rare #19,635
clean up after someone Literally means “wipe someone’s butt,” but it is often used figuratively to mean dealing with the consequences of someone else’s actions or fixing their mess. The literal sense is vulgar and the figurative sense is informal.
CH: 我不想总是替他擦屁股。
EN: I don’t want to keep cleaning up after him.

每次都得替他擦屁股

I always have to clean up after him.

— 上帝之城 (2002)

然后我就跟你屁股后面收拾替你擦屁股

Then I’ll have to clean up after you and deal with all your messes.

— 妈咪 (2014)

他们拉屎我们擦屁股

They take a dump, and we wipe their asses.

— 精英部队 (2007)

你是不是上厕所也要老师给你擦屁股

Do you need the teacher to wipe your butt for you when you go to the bathroom too?

— 阳光灿烂的日子 (1994)

我会擦屁股中尉同志

I'll use you to wipe my ass, Lieutenant!

— 烈日灼人 (1994)

他想给我擦屁股

He wants to wipe my ass.

— 为所应为 (1989)