dirty doctor Share definition Flag 4-Chloro-2,5-dimethoxyamphetamine, commonly known as DOC--a psychedelic of the phenethylamine family. the dirty doctor made a house call and now ollie's tripping his NUTS off. dirty doctor by shizzle b. April 7, 2008 0 0 Get merch Get the dirty doctor mug. Buy Now — $32.95 See more merch