Lumandan Share definition Flag a "Lumandan" is a person that's Better, greater and awesomer than everyone else. It's a commonly used expression for someone that's awesome or that have done something good. Person 1: Did you hear what Chris did? Person 2: Yeah ! He's so fucking Lumandan! Lumandan by Nadnamul February 24, 2009 0 0 Get merch Get the Lumandan mug. Buy Now — $32.95 See more merch