Severe cranial rectitus(n.); A condition in which someone's rectum has been deeply penetrated by either their own head or somebody else's in such a manner that medical attention is required to thus remove the cranium from inside of the anal cavity.
"Dude, why do you always have to think with your head up your ass?"
"Its actually a medical condition i was diagnosed with; but my insurance won't cover the bill it costs to treat my Severe Cranial Rectitus."
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).