on (someone's) wrong side

on (someone's) wrong side

Displeasing to someone; provoking someone's anger, contempt, or dismissal. The best way to get through this class is to say nothing unless called upon, and to make sure you don't get on the teacher's wrong side! I thought it was all in good fun, but I might have gotten on her wrong side with my sarcastic comments.
See also: on, side, wrong
Farlex Dictionary of Idioms.
See also:
  • on the wrong side of
  • on the wrong side of (someone)
  • get in wrong with (someone)
  • get in wrong with someone
  • get on the bad side of (someone)
  • get on the wrong side of (someone)
  • get on (someone's) bad side
  • on (one's) wrong side
  • get someone's dander up, to
  • know the score