Slang for having sex doggy-style in a bathroom whereby as the man or the top cums he shoves the partner's head in the toilet and flushes, reminiscent of so-called "water boarding."
I wanted to remind him that, as the bottom, he had no say or control, so I chose to introduce him to The Guantanamo in the lobby restroom.
The practice of having sex, doggy style in a toilet cubicle with the 'receiver' (male or female) bent forwards with their head in the bowl being repeatedly flushed in a manner similar to waterboarding.
An appropriate way to awake your lady. After a long night of sweaty sex and she lays with a blissful look upon her face. You start at her chin dragging your genitals up her face until your balls cross her eyelids, lifting them and awakening her thus creating sunrise effect.