Insanity Otter Share definition Flag A complete jackass. Someone who is a douche and everyone hates. Usually is also a furry. Has no friends. Gtfo insanity otter. insanityotter:lololilawkurpronzozr. Insanity Otter by souljaboytellemrapedurmom April 17, 2008 0 0 Get merch Get the Insanity Otter mug. Buy Now — $32.95 See more merch