Refusing normal and "appropriate" social customs. excercising your right to use freedom of speech in a spunky, slang-ful way. (alot like the middle finger's expression of the prideful "fuck you" attitude it portrays.)
Haythe: Dude, fuck this school. fuck this world. i am so fucking over everybody. just fuck fuck fuck fuck who cares!!??
Layney: Hey, woah! whats with this percussin' bomb?
Haythe: Imma throw some middle.