Piggy Back Riding Share definition Flag A old school yard slang used on the play ground for the proposition for a blow job. Boston: I haven't given a guy a piggy back riding in awhile. Piggy Back Riding by BJ, Slob knob, mouth fucking January 18, 2010 0 0 Get merch Get the Piggy Back Riding mug. Buy Now — $32.95 See more merch