Gavster5XG Share definition Flag A "cartoon" youtuber. A basic rich whiteboy. A person who flexes their new "Vans" and airpods. Only got fame for an OK ko meme compilation. Have you heard of Gavster5XG? Sounds pretty gay to me... Gavster5XG by DoggoTM March 17, 2019 0 0 Get merch Get the Gavster5XG mug. Buy Now — $32.95 See more merch