sex piñata Share definition Flag A piñata that you have to break open with a penis varying in size (preferably large). That hoe brought a piñata and me and my friends preformed a sex piñata. That bitch exploded. sex piñata by Largegenitals69 May 11, 2016 0 0 Get merch Get the sex piñata mug. Buy Now — $32.95 See more merch