The act of carefully inserting a twistie into you’re sexual partners anus and with your penis, pleasuring them until climax. Once reached height of pleasure, you release your twistie covered member, and proceed to feed your sexual partner the much needed cheesey delight that is smeered over your bulging tip.

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.