psychadelic Share definition Flag A common misspelling of "psychedelic", typically used by stoners who are too wasted to read books. What a bummer! I tried to download "Alan's Psychadelic Breakfast" from iTunes, but I couldn't find it. psychadelic by A. Nonny Muss September 5, 2008 0 0 Get merch Get the psychadelic mug. Buy Now — $32.95 See more merch