Scrumdiddlyocious Share definition Flag Being scrumdiddlyocious is like being scrumptious. It is the more formal way of saying something is really good. Throw me on the floor and call me a chicken shit, that sandwich was scrumdiddlyocious. Scrumdiddlyocious by Ripebagelz February 14, 2021 0 0 Get merch Get the Scrumdiddlyocious mug. Buy Now — $32.95 See more merch