donkey punchのようなどんな単語でも探してください。
 
1.
Anal sex, or back door entry.
"Man, I was knockin poop all night with that slut, Nick. He answered his back door with some shit that got all over my dick"

"Did you guys get the poop knock on last night?"
Aaron and Jacobによって 2008年03月15日(土)