Bitchy high schoolgirls that parts their hair really far over to one side. They suck a lot of cock and makes fun of younger girls. Girls that need to get a life.
(your hair is parted really far): YOUR PULLING A CUPI!
Wow, that girl sucked so much cock tonight: Why would she ever want to pull a Cupi?
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).