When you get a little too tipsy at the senior feastival and you must take the fattest dump of your life.
Brandon: "Yo, I had a little too much Kirkland Water and I'm feeling kind of bad. I think I'm going to take a Rowdy Rowan real quick!"
Rowan: "Bro, please stop saying Rowdy Rowdy!"
Brandon: "Nah bro. When your stomach's getting cloudy, then you got to get rowdy!"
A very skanky, infested, moldy, infected looking dick.
This rancher in Missouri decided to jerkoff after working some livestock, next thing you know he had the rowdy dick....gross.