Top definition
someone who's ear has a remarkable resembelance to the female genetalia.
"Do you like that Ms. Blann woman" said Dave.
"NO" replied Louie, "shes a total twat ear".
by Juan 12 October 23, 2007
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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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