by Teran Bergeron June 10, 2007
When males partake in polygamous anal sex facing in the same direction, i.e. nut to butt, so that the orgy resembles a centipede. Although only a true centipenis can be made with exactly 50 participants, any group of 3 or more is commonly refers to as this for comedic purposes.
"Did you see the MMMM scene in that new pornographic video, 'The Human Centipenis'?"
"Yes sir, I thought Scotty Aces' middle performance was worthy of an AVM."
"Yes sir, I thought Scotty Aces' middle performance was worthy of an AVM."
by Scoops747 July 04, 2013