Grym Reaper Share definition Flag n. 1: Somebody who kicks your ass and looks good doing it. 2: The drunken harvester of souls. "No, Grym Reaper! For the love of God! Take your foot out of my ass! Arrgh!" Grym Reaper by Some Guy From Bonerland April 6, 2003 0 0 Get merch Get the Grym Reaper mug. Buy Now — $32.95 See more merch