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To have anal sex without the use of a lubricating agent.
Wow, Darrell is walking really funny today, Robbie must have performed rough anal on him last night.
by JackTors April 10, 2019
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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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