Mitsubullshit Share definition Flag A sporty import in the hands of a painfully slow, usually older driver. "I was stuck behind a severe case of Mitsubullshit on I-95. The old goat even fell asleep at the goddamn traffic light!" Mitsubullshit by HungryDrummer October 19, 2015 0 0 Get merch Get the Mitsubullshit mug. Buy Now — $32.95 See more merch