Definitions by Willis Baylock, Earl of Wright

Yellow Cannon 

An erect penis with urine stream. Frequently occurs while trying to urinate with morning wood.

Leonard: "I tried destroying my yellow cannon this morning by thinking of a fat chick with multiple rolls but it didn't work."

Roger: "So what happened?"

Leonard: "I got urine on the toilet seat and had to clean it up."

Yellow Cannon by Willis Baylock, Earl of Wright January 24, 2010