take the piss (out of) (someone or something)

take the piss (out of) (someone or something)

To tease, mock, or ridicule (someone or something); to joke or kid around (about someone or something). Primarily heard in UK, Ireland. If you are so serious that you can't take the piss out of yourself every once in a while, you're going to have a hard time enjoying most of life. It really hurt Steph's feelings to know that the group had been taking the piss out of her that whole time. Brian was a bit of a troublesome student and tended to take the piss whenever class began.
See also: piss, take
Farlex Dictionary of Idioms.

take the piss

BRITISH, INFORMAL, VERY RUDE
COMMON
1. If someone takes the piss out of another person or thing, they tease them or make jokes about them in an unpleasant way. Men will hit each other if one thinks the other is taking the piss out of his car. Note: You can call an instance of this behaviour a piss-take. This is a piss-take of the standard cop movie.
2. If someone takes the piss, they say or do something unreasonable. For them to do what they've done, I think they're taking the piss, really. You want me to have the kids on Friday night? You're taking the piss. Note: `Piss' is a slang word for urine.
See also: piss, take
Collins COBUILD Idioms Dictionary, 3rd ed.

take the piss (out of)

mock someone or something. British
1998 Spectator It must be admitted, however, that any child who tried nowadays to follow my priggish example would, probably rightly, be accused at once of taking the piss.
See also: piss, take
Farlex Partner Idioms Dictionary

take the ˈpiss (out of somebody/something)

(British English, taboo, slang) make fun of somebody/something: He told me he thought I had a fantastic singing voice, but I think he was taking the piss (= he was only joking). Are you taking the piss out of me?
See also: piss, take
Farlex Partner Idioms Dictionary

take the piss out of someone

tv. to humble someone; to make someone—usually a male—less cocky, perhaps by violence. (Usually objectionable.) You need somebody to take the piss outa you!
See also: of, out, piss, someone, take
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions

take the piss out of

Chiefly British
To tease or mock (someone).
See also: of, out, piss, take
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • take the piss
  • take the piss out of
  • take the piss out of someone
  • take the mick (out of someone or something)
  • take the mickey
  • take the mickey (out of someone or something)
  • take the mickey out of
  • take the mickey/mick
  • take the mike (out of someone or something)
  • take the Michael (out of someone or something)