To eat someone's Doritos is to make out with them, preferably directly after they have eaten Doritos. This includes the stinky Dorito breath and orange teeth. It is the equivalent of backwash, but with cheddar cheese tortilla chips. Eating ass may be more tolerable.
Girl 1: Ohmigod there's that guy you think is so hot.
Girl 2: Hnnnng, I'd love to eat his Doritos.
Girl 1: Ew, what does that mean?
Girl 2: Eating someone's Doritos means to make out with them even with their stinky Dorito breath and nasty teeth. I'd make out with him whenever and wherever, even if he had just eaten an entire party size bag of Doritos.
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).