the act of discrimination based on the size of a man's penis.
"I don't care if you're the president of the united states, that thing is tiny!"
by Hakake May 05, 2010
1 more definition
a master in the art of playing piano with the penis.
Sarah is a penisist. Her advice to other inspiring penisists is: "You have to be careful. They have to be hard."
by Nickel For A Smile April 09, 2009