A woman with a great knowledge of handling the cock monster. With precision speed and control she has the power to release the evil huevo juice hidden within the hairy nutsack. Cocktologists have a nack to satisfy your mushroom tip in near seconds.
A guy or girl (straight or gay) who studies dicks. Or
(B) a person whos gotten laid so often, he knows his stuff.
The upshot and the use is ..... they can tell you by sight if you have a possible std. This guy can tell you if its just rug burn or vd. If its an allergy or something more.