Generally a male that attends conventions, self help meetings, church, Scientology, AA, etc. and engages new attendees in sexual activity. Typically this person will make use of the new members euphoric sense of being accepted into the group to get into their pants.

A pubic hair piece. A toupee for the pubic area/genitals. In the 1700’s when mercury was used to treat sexually transmitted diseases (Gonorrhea or Syphilis) one of the side effects was the loss of pubic hair. To disguise this condition, that was not cured by mercury, a Merkin was employed.