Top definition
An repulsive amount of pubes on a human male chest.
Tom Selleck, Burt Reynolds, and David Hasselhoff would never have achieved the level of fame they have without the demonic influence of their tit rugs.
by The Crisco Kid February 04, 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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