1 definition by the_colonel 781

Top Definition
What happens when you find out your sister wasn't a planned baby.
Me: So, my dad let slip that the condom he was wearing when he had my mom bent over the couch in the living room broke once, and that is how come I have a little sister.

Little Sister: Wait, you're telling me I was a sistake?
by the_colonel 781 October 01, 2010

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