centipenis

a penis with over a hundred legs, or a penis that is a meter in length

dude 1: I have a centipenis
dude 2: the good kind or the bad kind
dude 1: you tell me!!!

by Teran Bergeron July 5, 2007

Human centipenis

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."

by Scoops747 July 30, 2013