A yell, yelp, shout, or scream someone makes in the bathroom, preferably a port a potty. Reminiscent to the Rebel Yell during the Civil War except it is a sign of good feelings or making people laugh. Coined during my baseball game in which a person yelled while inside a port-a-potty.
by Port-a-potty yeller May 04, 2009
buy the domain for your cat blog