Backdoor Grind

When a couple is naked and the man lays face down in bed while the woman sits on the upper half of his butt and gives him a backrub while simultaneously using his Coccyx bone to masturbate with.

Last night I fell asleep to my lady giving me the backdoor grind.

backdoor Britton

The act of taking your stepsister out the back door at a family gathering and stuffing her like the Christmas turkey.

I can’t wait to get home for the holidays and pull a backdoor Britton

Mormon backdoor

When one has resided to oral sex until marriage with wandering digits.

I was enjoying Bambi’s exceptional oral skills, when suddenly I get the shock of a Mormon backdoor.

Backdoor Bandit

An individual or team of men who are infamous for going through the backdoor. Backdoor Bandits know that if the front door is being painted to go around back.

Friend: did you see that new sex tape that Christy was in?
Friend2: yeah man, looks like multiple backdoor bandits beat that up.

Blow backdoor

The Art of Exhaling ones marijuana smoke into ones boyfriends gaping ass and allowing a third party to then sook it out for a secondary hit

I fancy a blow backdoor so Swedge you should exhale your draw into my gaping ass and allow gary to sook it out said Michael

backdoor lunchbox

Oral ministrations of a lady on hands and knees, rear in the air, proffered like an open, old-school work lunchbox, usually with the main course in the lower section, and something special up top.

She offered me her backdoor lunchbox and, unable to decide between top or bottom, i ate both.

Backdoor Tug O War

When you and another guy are pounding a chick in the ass and vagina. And it's like a reverse Tug O War where both men push inside the girl trying to force the other one out with their penis while still inside her ass and pussy.

This hot bitch had two guys in her and they were having a "Backdoor Tug O War"