A cocktail made by filling a shot glass with three parts amaretto and one part high-proof liquor — layered, not mixed — then setting it on fire and dropping it into a glass of beer, which extinguishes the flames.

plural of Flaming Doctor Pepper

(military, slang, derogatory) A person who is showily dressed.

Alternative form of what the doctor ordered

(idiomatic) It is difficult to advise people on subjects that they are experts on.

Apples are healthy and stave off illnesses. / Healthy eating prevents illness.

Alternative form of an apple a day keeps the doctor away