Top Definition
The practice or inserting ones penis in to an unsuspecting and un-lubricated anus as a means of signaling the end of a relationship.
He couldn't find the words to tell her it was over,, so he decided to go with the backdoor brakeup. With a zip and a crack,, she got the message, and left in tears.
作者 pelicant 2010年8月11日



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