krumpitbum Share definition Flag Slang term derived from the words "krumpit" and "bum". Refering to a lazy person who lays about until days end. She doesn't date krumpitbums because it's hard to keep a clean couch. krumpitbum by Atom Smash July 20, 2010 0 0 Get merch Get the krumpitbum mug. Buy Now — $32.95 See more merch