Top definition
A large woman who knows how to please a man.
Peter: I can't believe you slept with Jenn. She's pushing 500 pounds dude!!

Matt: I know man, but that bitch is two tons of fun!
by Shawn Parent April 18, 2008
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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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