the rating of which the ability to smack a big ass with one hand on one cheek and feel and catch the vibration on the other cheek with the your other hand. Ultimately the best asses should be able to send the vibration back to the hand that originated the slap. These happen to be the best booties for slap back.

A polite term for shoving a lubricated probe into the Earth's hole to release gas.

–noun
(slap-bak)

Both an auditory and tactile phenomena that occurs whilst performing coitus in the rear penetration position (doggy-style). Exacerbated by low light conditions and intoxication. It makes one aware, that regardless of intention, they are engaged in intercourse with an individual possessing male sexual organs.

A turd so long, that it sticks out of the water and could literally slap you in the butt cheek