Noun: A gargantuan turd; specifically, a bowel movement large enough that it shakes a house's plumbing upon being flushed. This can be used for descriptive purposes or derogatory.
Oh man, that shit was massive, a real pipe-shaker! My wife said she felt the rattle by the kitchen sink!
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).