The act of a male getting penis from both ends while in a Super Duty lifted truck.
As he he allowed a dually by the two guys to using their peens on him, he was sure one of them was the model for his own Truck Nuts.
Jimmy studied assholes at work until he eventually took up self-study in Analogy.
When she unexpectedly rolls you backward and Pegs you missionary style while returning the cum you just gave her, by Snowballing it to you.
Tina had stripped her way through Bible school, and gave arrogant John David a lesson by shoving him backwards for a missionary Pegging while she Snowballed his own cum into his mouth as she rode him - Tina reversed the roles in a Reverse Angry Pirate.