crazy off Share definition Flag Used in context when a thought process or idea is either ridiculous, unheard of, or plain idiotic. "Did you hear the professor say our test is next week? We just learned the material today!" "That's crazy off." crazy off by Mraustintatious April 18, 2017 0 0 Get merch Get the crazy off mug. Buy Now — $32.95 See more merch