by Delray87 December 1, 2011

Polite euphemism for anal sex, just crying out to be written into an updated Carry On film based around DIY enthusiasts.
Jack Douglas : "I'll be finished as soon as I've knocked her back door in and put me extension up"
Sid James : "Hwar har har!"
Sid James : "Hwar har har!"
by TC Raymond August 15, 2005

While wearing a bomber green condom you Lube a girl's butt up with Hellman's mayonnaise inline her butt cheeks with slaw then violently anally penetrated her
Oh yeah I was back behind the grocery store the other day giving this girl The back door Ballard County slaw dog.
by Cairo Jerry July 12, 2019

1.Waffles: Hey Dwarfo, I'm gonna cum to your house and knock knock on the back door. If you don't answer, I'm gonna bang bang!
Dwarfo: Yeep! I hope it isn't too surprise!
2. What rapists say to little kids when they are gonna butt-rape them.
Dwarfo: Yeep! I hope it isn't too surprise!
2. What rapists say to little kids when they are gonna butt-rape them.
by Dr. Dirty October 9, 2008

When two men line up anus to anus. The men then pivot on the right butt cheek of one man, and the left butt cheek of the other. They crawl apart as though they are a barn door opening. Then a third man anally penetrates the two men one after another.
Workout bro: Yo how's the barn door back coming along?
Sexual deviant: I'm still looking for two more guys.
Sexual deviant: I'm still looking for two more guys.
by Barndoor bro June 25, 2017

by Verlhum October 24, 2020

by DustyCopper October 28, 2021
