Top definition
penis + genius
1. Extraordinary male sexual prowess.
2. A male who exhibits such prowess.
"John Holmes and Casanova were men of penius."

"Hillary was overheard uttering that Bill, although a great politician, was nothing more than a penius wannabe."
by CorradoGong June 24, 2009
Get the mug
Get a penius mug for your buddy Jerry.
2
a guy who is incredibly intelligent, but also kind of a dick
Manders found the cure for cancer, but then he called my mom a slut. He's such a penius.
by Rosseus April 29, 2008
Get the mug
Get a penius mug for your boyfriend Jerry.
4
Someone with excessive knowledge of the male genitalia.
My girlfriend is a penius.

Most males become peniuses during puberty.
by NAYL January 26, 2005
Get the mug
Get a penius mug for your barber Georges.
5
A penis which is more intelligent than it's owner.
1. "I was about to hook up with this fifteen year old girl, but my penius wouldn't get hard."
2. Man #1 - "Dude, I had major whiskey dick last night"
Man #2 - "Naw bro, your penius saved your ass - that chick was a straight troll."

Man #1 - "Thanks penius!"
by Spiral Dancer December 21, 2014
Get the mug
Get a penius mug for your mama Larisa.
6
orig. from Ralph and some hollowhead.

Someone with excessive knowledge of the male genitalia.
My girlfriend in a penius.

Most males become peniuses during puberty.
by NAYL January 25, 2005
Get the mug
Get a penius mug for your father José.
7
a person who's main course of study is the penis, and constantly flaunts his penis knowledge to others.
Dennis Rodman: I know more about penis than anyone in this room. I bet you couldn't even locate the seminal vesical.

preist: That may be true Mr. Rodman, but there is no reason to act like a penius during Sunday mass.
by privatemike September 17, 2009
Get the mug
Get a penius mug for your dad Jerry.