How is “sleep around” used?

In Les Misérables: 25th Anniversary in Concert (2010), one line is: “You can bet she's earning her keep sleeping around!”

Which movie is “sleep around” from?

The clip at the top of this page is from Les Misérables: 25th Anniversary in Concert (2010).

You can bet she's earning her keep sleeping around!

5 作品で登場 · 1 本目

to have sex with a lot of different people

くだけた · 非難 · 5 本の映画に登場

定義：Oxford Advanced Learner's Dictionary 第 9 版