You're the doctor -Slang of the day

You're the doctor.

Inf. Fig. You are in a position to tell me what to do.; I yield to you and your knowledge of this matter. (Usually jocular; the person being addressed is most likely not a physician.) Bill: Eat your dinner, then you'll feel more like playing ball. Get some energy! Tom: Okay, you're the doctor. Teacher: You'd better study the first two chapters more thoroughly. Bob: You're the doctor.