reverse cowgirl position
A sexual position in which the penetrating partner is lying down and the receiving partner is straddling them while facing away from their partner. The penetrating partner can be a man, futanari, woman with a strap-on, etc.
When the receiving partner is facing towards the penetrating partner they are straddling, use cowgirl position. If the penetrating partner is sitting upright, use reverse upright straddle.