Diarrhea Driving Share definition Flag The act of driving a car real fast -- over speeding, exponentially at times. "Hey *friend's name*, stop diarrhea driving!! I have a wife and kids to feed." Diarrhea Driving by theBundyCurse July 26, 2009 0 0 Get merch Get the Diarrhea Driving mug. Buy Now — $32.95 See more merch