Rainbow Roadhead Share definition Flag The act of receiving a blowjob while playing Mario Kart Wii on the Rainbow Road course. Dude, my girlfriend gave me Rainbow Roadhead and I still came in first place! Rainbow Roadhead by BonerSandwich June 13, 2011 0 0 Get merch Get the Rainbow Roadhead mug. Buy Now — $32.95 See more merch
