Top definition
A person who chooses to ignore all common sense,using the phrase as a excuse.Drawing inspiration from the popular cartoon character I R Baboon.
Archaic-A stupid person with a red butt.
Guy 1-Weren't the oozing warts a a dead give-away??

Guy 2(itches crotch area)-Aww What the fuck,i banged her anyway...I R Baboon i guess
by Medulla Oblongata July 10, 2008
Get the mug
Get a I R Baboon mug for your cousin James.