To penetrate the anus of a human being or some other animal if you're into the whole bestiality thing.
by Elvis's Sideburns May 21, 2015
When making sweet love to a chick with a fine ass from behind and you pull out and thump her a few times on the butt cheeks and give a couple quick barks/yips of pleasure.booty sex doggystyle
by BabiAngel December 12, 2016
Dude have a mint, your breath smells...
I Gave your mom French Backdoors last night, thats why my breath is not fresh anymore.
I Gave your mom French Backdoors last night, thats why my breath is not fresh anymore.
by Uncle_Gabsie January 06, 2022
by paulykush July 27, 2018
by Shanusdebar August 23, 2015
A "Backdoor Turtle" is when you have to poop really bad and the poop is actually coming out of your asshole and popping back in and out really quick.
by Johnny Do-Good October 27, 2013
by WhiteTexts May 04, 2019