Hadesean Share definition Flag Noun. A person who is a super fan of Hades (Greek god of the Underworld) rendition in Disney’s Hercules. A Hadesean would know what a moussaka is. Hadesean by thehijabibounder September 25, 2020 0 0 Get merch Get the Hadesean mug. Buy Now — $32.95 See more merch