Where you have sex with a girl, and when she falls asleep, call some buddies over to help you shit on all for sides of the bed, so the next morning, she'll be trapped in a "log cabin" and can't get out of the bed.
The completely non homo act of stripping your bros down, getting them rock hard, and building a Lincoln-log-like cabin with your massive boners. Dude, it's totally not gay. What's wrong with a pile of erections? Nothing... No homo.
A log cabin is when a girl takes on the maximum amount of boners all at once without any of them touching. Current scientific research show that the amount is 20.