whargoul Share definition Flag The demon of war, who was run over by a bulldozer. He was created by the miraculous minds of GWAR. "I'm the demon of war" - from the Gwar song, 'Whargoul' on thier album 'Ragnarok' whargoul by colin c. May 8, 2005 0 0 Get merch Get the whargoul mug. Buy Now — $32.95 See more merch