Top Definition
Someone always making feeble wisecracks, who laughs at his/her own jokes and is generally deserving of severe and painful punishment.
That guy is up there thinking we are all listening to his puerile crap, such a wisenheimer.
von sevenhn 17. Februar 2006

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Someone who makes smart aleck, sarcastic comments, often at inappropriate times and usually at someone else's expense.
"Don't smart off to your mother, you little wisenheimer."
von JDunning 12. Januar 2009

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a wise ass, generally a nebbish male trying to get over with a humorous, but usually feeble attempt to make someone else the butt of the joke. Wisenhemiers are usually called out and decsribed as such.
youz a f'in wisenheimer and you're gonna end up wit yer dick in yer mouth.
von snappy's 2. Februar 2008

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Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

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Someone who thinks they are smarter than everyone else. Similar to know-it-all.
Jace is such a wisenheimer, don't invite him.
von Sonny Boi 12. Januar 2016

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Lotsa space for your liquids.

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The Urban Dictionary Mug

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The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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