Smash your back doors in

To bang someones back passage with either a penis , cucumber or rolling pin!

Hmmm Smash your back doors in - Do we really need an example?? I have pictures if that would be more useful?

by Steffithebackdoorsmasher June 18, 2011

Back One In

A very significant bowel movement.

Thad: Do not go in the bathroom for the next hour!

Chad: Why broseph? The frat party starts in 30 minutes!

Thad: Trust me! Let it air out!

Chad: But why?

Thad: I had to back one in. And it was a healthy one too!

Chad: Huh?

Thad: You know: Dump some trout, Drop the kids off at the pool, Let one rip.

Chad: OK I gotcha. You could have just sent you took a massive dump.

by ZXY&ABC July 15, 2020

Smash your Back Doors In

The act of anally penetrating someone.

As the girl walked by, Oz said "I smashed her back doors in"

Mike said to Edie "Can I Smash your Back doors in?"

by Flangeman100 September 11, 2009

Back-road in Mexico

A term used by Gearheads and Street Racers used to cover up where they have actually done some dumb shit, such as drag racing, top speed runs, drifting, etc, to avoid getting into trouble with the police.

"I took my G-Body Cutlass out and managed to beat some kid's Foxbody on a back-road in Mexico last night! That supercharger is starting to pay off!"

by Thefirkman June 16, 2020

bash her back doors in

having incredibly rough porn-star like sex with a female because shes incredibly attractive. usually in the doggy-style position hence "back doors"

LAD number 1: oh my fucking god that girl is so hot my testicles are pulsating

LAD number 2:...... phhrrooaawwwwwrrr....i'd "bash her back doors in".

by back door basher October 9, 2011

stab wound in a gorillas back

A gash that’s so ginormous and hairy only a teenager on benifits would go there.

Hey don, that fat twat had a fuck hole like a stab wound in a gorillas back.

by Ginger Barbarian. December 8, 2017

knock the back door in and put the extension up

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!"

by TC Raymond August 15, 2005