What is a gay rear admiral?

Humorous term used within the medical and nursing profession for a Proctologist.

Definition

Humorous term used within the medical and nursing profession for a Proctologist. Used by nurses and doctors to refer to someone in the proctology field of medicine.

Can be in reference to a gay person

Reference to one who engages in anal sex, or has a tushie fetish, or something similar, dealing with the rear.