How is “piss yourself” used?

In Beautiful Thing (1996), one line is: “There, said it now. Go on, piss yourself.”

Which movie is “piss yourself” from?

The clip at the top of this page is from Beautiful Thing (1996).

There, said it now. Go on, piss yourself.

4 作品で登場 · 1 本目

to laugh very hard

5 本の映画に登場

定義：Oxford Advanced Learner's Dictionary 第 9 版