Disco Doctor

A Doctor who is loose with his/her prescription pad particularly with narcoti

Person 1: Man I sure would like to boogie woogie right now.
Person 2 : Head on down to the disco doctor he will hook you up .

Person 1: I don't know.... last time I had to suck his crank for the prescription.
Person 2: Huh that's funny.. last time I was there he insisted that I let him suck my crank?