screeling Share definition Flag Monster coming for the Underworld in Terry Goodkind's Sword of Truth series. The screelings are almost invicible and kill lot of people on the Keeper of the Underworld's sake. Bags, it's a screeling ! screeling by nandinie October 20, 2008 0 0 Get merch Get the screeling mug. Buy Now — $32.95 See more merch