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?"

Smash your Back Doors In by Flangeman100 September 11, 2009

blow your back doors off 

To give someone (male or female) a seriously good fuck in the ass. So good it blows the doors off.

Shabba "I'll blow your back doors off."
Fit Girl "Get away from me you freak."

blow your back doors off by Alex "FatSage" November 2, 2006

bang your back doors in  

to have anal intercourse !

james wanted to bang her back doors in ! im gonn bang your back doors in girl! would you like me to bang your back doors in tonight babe !whatch out James will bang your back doors in girl!

bang your back doors in by hbabelicious July 3, 2008

shitted on your own doorstep 

its basically means..you got caught cheating and was foolish to do it so near your locality of where you live..

"i shitted on your own doorstep"-i was in my local bar and who walks in only my nextdoor neighbour nosiest and boring cow in town,who eyes nearly popped out ..caught red-handed smooching another

shitted on your own doorstep by freespirit1986 March 4, 2009