Instead of saying boring as fuck you say boring ass fuck to show that you are so really really really ridiculously bored that you would rather see two or more people ass fuck each other or participate in it than pay attention or do whatever it is that's boring.

A more extreme version of boring ass.

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.