look up any word, like cunt:
 
1.
Also known as "Dick's Rule of Penis Drawing"

Given a male and a blank writing/drawing medium, as the number of things written/drawn increases, the probability of it being a penis approaches 1.
"Did you see Tom's new Ipad? The first thing he did was draw a big hairy dick!"

"Yup. That's Richard's law for you."
by brofist November 16, 2012