1. Someone of lower mental capacity.
2. A person considered to be foolish or socially inept.
3. A person who wanders around town with his underwear on outside of his jeans and/or shirts on inside out.
I was at the post office when this doofangle wandered in; He tried to put a trout in the Out of Town mail and his ball huggers had skid marks on them.
When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).