A large fart that comes after a series of smaller farts; The epicenter of one's flatus.
Roommate #1: Dude, will you please stop farting? The whole living room smells like your ass.
Roommate #2: I've already told you, I'm waiting to get out this root fart and it will all be over. If I try to force it it will only embed it's roots deeper within my bowels.
Roommate #1: You're out of your mind, you know that, right?
A bassist who tends to ride the root note of chords, shunning fifths, thirds, sevenths, and even passing notes. They often take the power stance and chug eighth and sixteenth notes throughout their bands' repertoire.
Note: Thus is not necessarily a bad thing, it is merely one style of playing bass.
Mike Dirnt used to write a lot of melodic bass lines, but since American Idiot he has become more of a root digger.
upon finishing the activity of an "upper decker" (shitting in the upper tank of someones toilet) you then dump an entire bottle of dishwashing soap in the tank and then flush the tiolet so the bowl fills up with bubbling shit water....
Tom pulled an upper decker on Bills shitter, and I finished it off making it a root beer float!
Slang term in which you turn "Root Beer" into an acronym "RB". This then stands for "random boner". It refers to when your sitting and out of nowhere, with no stimulus, you get wood.