Back Door Trap Door 

When with a woman the male forcefully conducts at least three hours worth of anal, he does this by trapping her when she least expects it and then procedes to enter the back door (HARD anal). If the woman is able to walk the next day then the males technique is incorrect.

"Hey connor whats wrong with your mom"?

"Oh Tim just gave her the Back Door Trap Door last night, this morning has been rough for her".

Back Door Trap Door by sgtFATNUTS February 22, 2013

Back Door Trap Door 

When your friend gets married and you never see him anymore because his wife keeps him in an unseen basement.

"Hey have you heard from Andrew lately?"
"No, Karen has him locked in a back door trap door."

Back Door Trap Door by CaptainGangly May 11, 2015

back door dick trap 

a female's ass

that girl had the tightest back door dick trap

back door dick trap by YourUnclePablo June 12, 2018

Back door mind trap 

When someone attempts using flawed logic to make you believe what they are saying is true.

Billy tried to do a back door mind trap on bobby. Bobby was too level headed for that bullshit.

Back door mind trap by FTL sauce July 5, 2017