back-door 

a word to describe cheap but dangerous medical procedures usually done in secret and often by an unlicensed surgeon

"We have a recent rectangular transection on the left occipital, some kind of back-door brain surgery"
-Dr. Heffner at Jigsaw's autopsy, Saw 4

Did you hear of the guy who died during a cheap, back-door liposuction? that surgeon didn't even have a license!

back-door by butterfly on the wall August 6, 2009

back-door 

A guy's back-door is his asshole.

Every night, my cadet roomie, Matt, comes to my back-door and wants me to let him in!

back-door by USAF Cadet March 29, 2021

Back Door 

To cut someone out of a transaction (e.g. drug deal, embezzlement, etc.).

Minerva: I was involved with embezzlement and he was too. But I wasn't gonna back door him and cut him out!

Back Door by ZXY&ABC July 22, 2019

back door 

Back door

1) A secondary entry/exit door, normally located at the rear of a propety.

2) A slang term for the anus

1) Glenda's back door was jammed shut, so she had to call the locksmith in.

2) Tom fucked Glenda, up the back door

back door by Coffee_addict July 18, 2004

back door 

Refers to a person's anus in the context of anal intercourse.

Sally likes it in the back door.

back door by Goad January 20, 2003

back door 

1. dishonest

2. the anus

3. a malicious computer program installed to allow access by hackers and other malware

I think I just found a back door convenience store.

back door by Light Joker April 5, 2006

back door 

1. dishonest, dubious

2. the anus

They were allegedly running a back door business.

back door by Light Joker April 8, 2006