Swirly fucking
When you give someone a swirly as you have sex with them, either holding down the seat, pushing them directly, or using the leverage you have from behind to keep them down.
"Bro did you hear?, some of the dudes at the frat house got arrested!"
"Yeah man they were having a pig party and one of the girls drowned when her date ended up swirly fucking her too long."
"Yeah man they were having a pig party and one of the girls drowned when her date ended up swirly fucking her too long."