holy shit bar Share definition Flag The thing above your head that you can hold on to while driving with a crazy driver. "I was in a taxi and the guy was all over the place, I was like, 'Holy shit, it's a good thing that bar was there.'" holy shit bar by The Admiral July 9, 2003 0 0 Get merch Get the holy shit bar mug. Buy Now — $32.95 See more merch