You’re the doctor

you're the doctor

dated You are the one in charge or the one who knows best. Said as an indication that one will defer to the judgment of someone else (not an actual doctor). A: "No, I'd rather make the payment all at once, even if it results in a higher transaction fee." B: "OK, you're the doctor." A: "I'm telling you that the witness's life is in danger if she stays here!" B: "All right, all right—you're the doctor. So, what should we do with her, Detective?"
See also: doctor
Farlex Dictionary of Idioms.

You’re the doctor

sent. I will do anything you say!; You are in charge! Put it over here. Okay, you’re the doctor.
See also: doctor
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • drive (one) out of office
  • force (one) out of office
  • force out of office
  • give (one) (one's) head
  • give head
  • give somebody their head
  • give someone their head
  • cooking for one
  • 1FTR
  • as one door closes, another (one) opens