A particular sexual technique where a man lubes up his asshole and lays on the bed with his legs spread. His wife then run across from across the room towards the mans asshole where she'll either slide in his rectum or bang her head against his genitals
When you are having sex with someone from behind, pull out close to ejaculation, ejaculate on their back, and then slip and slide over their back whilst shouting slip and slide
also known as Slip'n'sliding
Ben: I love doggy style so much
Sean: You should try Slip'n'sliding
Ben: What's that?
Sean: Pull out, spunk on her back, then slide over her back shouting "slip'n'slide"