Term used to show strong concurrence. Said in response to a statement one enthusiastically agrees with.
(Though "agreed-dot-com" is the original, "dot-com" can also be applied to many other words to give them a heightened sense of intensity or urgency, as in likely-dot-com)
Girl: I really think the band Common Shiner rocks.
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).