oral b Share definition Flag When you rub your balls or butt on someones toothbrush. The next time they brush their teeth they gat an "oral b." I was at my sister in laws house and I oral b'd her toothbrush with my ass n balls. oral b by Pheecees January 7, 2021 0 0 Get merch Get the oral b mug. Buy Now — $32.95 See more merch