What is Butt-penis?
1.
A penis in which one would assume has recently been inside of someone's butt, judging by sight, smell, or taste.
"Whoa man, I think Jimmy has some serious butt-penis going on!" or "Whoa Jimmy, your dick tastes like some serious butt-penis!"
See
Random Words:
1.
The purification of vent gases. Most often associated with odor removal in plumbing vent stacks or "stink pipes" by vent pipe..