When two people munch butt instead of licking genitalia in the 69 position
Johnny blew a big, stinky, wet fart in Julia's mouth while they were performing anal 69, and she thought it was icky.
When one allows a big, floppy horse cock to anally penetrate him/herself, causing a perforation of the colon and ultimately death.
Mr. Hands autopsy confirmed "Death by Horse Cock"
The smoking of Marijuana, also known as "Reefer Cigarettes"
Man I needa Onionate the cat, i'm all stressed out from my main bitch givin me sass
When three penises penetrate one anus at the same time.
The asshole was left with a cavernous gape after the Triple-stuff anal; one could hear echoes inside it.