a lesser known branch of mathematics that studies douchebags. Douchenometry deals with the relationship between the modern day douchebag and doucheassery.
Douchenometry should be a mandatory prerequisite class prior to working at any Ed Hardy clothing store.
sample theories
1. douchebagA + douchebagB = 2 too many douchebags in one area
2. The shortest distance between two douchebags is always the other direction
A car that has been modified with a loud stereo system, loud muffler, and tinted windows. The car will also have lots of stickers such as Monster Energy stickers. The owners dress like real douches and tend to enjoy revving these engines at all hours of the day and night.
A common misspelling of the word douchenozzle; the misspelling became the norm at a BBS about TV commercials we all hate; it then became rather commonplace.
Dave is such a fucking douchenoozle for stuffing a roll of paper towelling and three boxes of tampons down our toliet bowl.
1. An Eclipse 2. Other seemingly prestigious/flashy, but basically inferior make car driven by a guy who thinks he's far more cool and clever than he really is (and who doesn't realize how pompous he sounds to others)
Hey, did you see Josh pull up in his douchemobile? He slipped the valet a George and of course the valet rolled his eyes.
someone who is slightly more annoying than your average "joe douchebag" and has need for a more insulting insult, because the nozzle of the douche actually goes into the skanky, nasty pussy, so therefore calling someone a douchenozzle is way worse!
"dude, enough of the 'trogdor!!!!' shit every hour of the day, your such a douchenozzle!"