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(Noun) A penis shaped in a zig zag usually caused by having anal sex with a panda with hemroids.
For my birthday, your sister gave me a ziggy-ziggy-ding-dong!!!
by Nick "Flash Flood" October 08, 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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