Wahhaj Butt Share definition Flag Noun. - can be a name or a certain type of person, not always good.1. douche bag 2. asshole 3. brown dude 4. repeat 1-3 Person 1: Ok.Person 2: Stop being a Wahhaj Butt! Wahhaj Butt by brownpower05 May 26, 2014 Get the Wahhaj Butt mug.