back doorer 

A person that leaves a party without saying good bye

"I was looking for you at the party but figured you'd left already, you're such a back doorer"

back doorer by A Dog 101 April 23, 2014

Back doored 

When someone gets setup for a robbery or murder by their own people

I don't think Eddie's murder was random, I think he got back doored.

Back doored by 051 melly February 20, 2020

backdoored 

To go behind someones back or if someones betrays you.

Also used in Big Brother USA if someone betrays a member of their team

That bitch backdoored me.
You backdoored me man.

backdoored by edward banana figures August 18, 2006

BackDoorBriefcase 

During intercourse having your sexual partner spread their butt cheeks apart, then inserting anything that you can find in the room into their rectum.

Dude, Why is your girlfriend walking funny today?

Well, for one, why are you checking out my girlfriend and two, its because we did the backdoorbriefcase last night...
I used a pair of slippers.

BackDoorBriefcase by StanTheMan'08 March 9, 2008

backdoored 

putting some ones penis up ur ass

as in sorority girls, hey that's the girl Jimmy backdoored!

backdoored by shoes October 17, 2003

Backdoored 

To go on a night out with the LADs and sneak off home without telling anyone at too early a stage in the evening.

LAD 1: Wait, where's Elliot gone?
...10 minutes later after looking high and low...
LAD 2: What a swiller! He must've backdoored it.

Backdoored by Hot Chocolate Slut August 25, 2014

Backdoored 

1.to take it the gayest way possible. 2.to be taken advantage of.

The bossman really backdoored me this time.

Backdoored by Travmanicas March 4, 2007