Gayaboo Share definition Flag A Gayaboo is a female or male homosexual that loves yaoi and/or yuri the individual mostly dosnt care about their looks and is extremly gay Person 1: that girl is hot Person 2: nah bruh she's a gayaboo Gayaboo by Emo Scumbag January 23, 2018 0 0 Get merch Get the Gayaboo mug. Buy Now — $32.95 See more merch