The official alcoholic drink of Riot (game studio), the makers of the game League of Legends. Gragas is a character in game, who carries around a keg of homemade brew around. The keg in question is also used as a weapon. Said keg contains a homemade brew known as Graggy Ice. Gragas' best friends are Olaf the Viking (Brolaf), and Udyr (Dudeyr).
Something you do when you go out into the world, usually with tight friends, not giving a rat’s ass how you are perceived visually or olfactorily because you are just that incredibly cool.
An intentional bastardization of the actual Macklemore and Lewis term sounding much like “grungy funkin’ it” in their hella tight anthem to thrift shopping called “Thrift Shop.”