How is “take the piss” used?

In Boiling Point (2021), one line is: “That's, like, the fourth one now. You're taking the piss.”

Which movie is “take the piss” from?

The clip at the top of this page is from Boiling Point (2021).

to make fun of sb, especially by copying them or laughing at them for reasons they do not understand

British · Heard in 3 movies

Oxford100% of films
to make fun of sb, especially by copying them or laughing at them for reasons they do not understand
This is why I'm staying, because you're always taking the piss, making me feel that fucking big.
Taking the piss.

Definitions from the Oxford Advanced Learner's Dictionary, 9th edition

That's, like, the fourth one now. You're taking the piss.

Said in 8 films · #1