Top definition
1. A person who acts like Sheldon, but has the mind of Penny! (Characters from The Big Bang Theory)
2. A person that thinks they're very intelligent, but really is not.
My friend Joe is such a Shelny, he told me that the snow in California is not as white as the snow in Alaska.
by Gwhiz January 24, 2013
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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