A sex move.
Often performed by rednecks, hicks, guests of The Jerry Springer Show and just plain white trash.
You start by rubbing bbq sauce on the womans vagine, then you sprinkle steack spices and other asorted spices, put a nice sized piece of cooked hamburger meat, then eat away while slapping her ass.
My dad gave my mom a texas slapper, three months later they got a devorce.
This morning i found leftovers in the fridge, they tasted like a texas slapper.