when a person is stripped naked, forced to carry their captor on their back while have their arms pulled/bound back to grind the victim's face against a hard surface (usually on an inclined road).
When a man is having sex with a woman from behind in the doggy position, there is another woman riding the woman as if on a bike holding her braids like handle bars and making a pedaling motion with her feet, and massaging herself.
Dani has had a polish bike ride now that kayla rode her like a horse as she was pounded from behind.