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
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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
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3
Someone with excessive knowledge of the male genitalia.
My girlfriend is a penius.

Most males become peniuses during puberty.
by NAYL January 26, 2005
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4
Steve Jobs, from what Ive heard, sounds like a total penius.
by blozzy September 14, 2013
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5
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
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6
something men force woman to place in theirs mouths and shove it down their throats, whilst trying not to gag and suck on until the man cums and then the poor females have to swallow the disgusting salty flavoured substance.
1.Oh My God! You expect me to put that in my mouth, huni my throat just aint designed to fit that monstrosity.

2. wheres the rest of it???

3.awwww, how cute its hiding....what thats it?(disappointment)
by a woman April 03, 2005
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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
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