A person who is acting more than a douche; when the word "douche" is not enough to describe a persons dumb decisions, actions, believes, or thoughts. This term could also be used to a person who is larger than others.
"Hey look, I can dead lift 515 pounds!" Mike exclaimed. "Wow, he is such a doucheosaurus." Peter stated aloud.
by Saltywheels April 01, 2009