The force or power exerted by one individual while engaging in anal sex with another person. It also refers to the positioning of bodies involved in anal sex.
Captain Cornhole is what you call a guy who is a BIG asshole! Simply calling someone "Captain" is enough if everyone around already knows what you are talking about about.
Gareth: I just saw Cornhole Canyon last night.
Jalapeno: Woah, really?
Gareth: Yeah, it gave me lots of ideas of what I could do with my boy...umm girlfriend.
Jalapeno: Gay, much?