a home made form of Zoloft. It is much more potent then Zoloft and is used to preventhardcore emo kids from slitting their wrists and blacking their eyes.
When oof is not enough, people use this to express their deep feelings to another human being! Or when you die by a sweaty soccer skin in Fortnite! Also commonly used as a swearing word to other people!
"The worst part of my abduction was when the greasyextraterrestrial forced herself on me and let out moist xoolf, I much preferred the anal probing instead."