don't tell me

English

Used other than figuratively or idiomatically: see don't,‎ tell,‎ me.
(idiomatic) Used to introduce a guess at a fact or situation, as if forestalling the other speaker's utterance.
- 2009, Ron Morgans, The Emerald Killers:
  “Sorry. Excuse me. Am I very late?”
  Henrietta shrugged. They had travelled the world together on commissions for the Morning Graphic. They had been in many scrapes but the irritation she felt with him never went away. She admonished him.
  “Don't tell me. You've brought that damn Morgan Aero8 sports car with you, haven't you? You've been trying to park it, keeping me waiting.”