look up any word, like smh:
 
1.
A common expression among the g's, it means im going to insert my penis into your cranium in a rather forceful manner.
I have a headache after you penis'd me in the head!
by little_chris October 20, 2004
 
2.
if you tell some one "penis you in the head" you are telling him to go screw himself.
john: can i sleep at your house tonight?

bob: no! now penis you in the head!
by medalist October 19, 2004