The word dumbass originates from the person by the name of Paul. Dumbass tend to suffer from anger problems but are also in great denial of this problem. His face resembles Mr Angry from Mr Men
Derived from the word dumbass. Used to describe an individual who radiates extreme levels of dumbass. Can be refered to as a medical condition.
"So in the middle of the night, the phone rang, he went to grab it, grabbed his Smith & Wesson 38. and blew off his head? He's got a bad case of dumbassism"