A method of making hash that involves isopropyl alcohol. It is considered very high in quality, and easy to do. qwiso is actually an acronym for Quick Wash ISO (For isopropyl)
J: Yo J, let's go smoke a fat bowl topped with some qwiso.
when a girl feels a qweef coming and instead of getting an air bisquit, she pisses everywhere, kind of like a shart, only instead of a butt and poo being involved, its a clit and some piss