laugh in somebody's face

laugh in (one's) face

To react to what one has just said or done in a way that shows obvious ridicule and amusement, often by literally laughing in front of them. I pitched him my story, and he laughed in my face, right there in the elevator. It was humiliating. When Helen asked for a refund, the manager basically laughed in her face. I'd appreciate if you didn't laugh in my face every time I fall.
See also: face, laugh
Farlex Dictionary of Idioms.

laugh in somebody’s ˈface

(informal) show in a very obvious way that you have no respect for somebody: When I made my suggestion at the meeting, everybody just laughed in my face.
See also: face, laugh
Farlex Partner Idioms Dictionary
See also:
  • laugh in (one's) face
  • laugh in face
  • laugh in someone's face
  • standing joke
  • regale
  • regale (one) with (something)
  • regale with
  • laugh at
  • laugh at (someone or something)
  • LQTM