Top definition
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.
by StanTheMan'08 March 09, 2008
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