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The assumed truth of life where one believes their parents don't, never have, and never will have sex. Babies are all delivered by storks.
My "parents don't have sex", my mom is a virgin and i was delivered by a stork. You will never convince me otherwise.
by Jake057 May 04, 2011
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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