A feeling of extreme nervousness coursing through your body as a restult of being in a decidely sketchy situation.
I got a crazy sketchgasm after seeing Big Mike pull that white powder out of his backpack.
by bigtones August 15, 2006

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Top Definition
n.
A physical reaction occuring upon exposure to an extremely sketchy event.
The cop almost had a sketchgasm when he saw us walking in the dark with twenty stolen milk crates.
by adamisaspaz March 04, 2003

The Urban Dictionary Mug

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white 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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A physical reaction occuring upon exposure to an extremely sketchy event.
you're a sketchy gal. i have a sketchgasm everytime i see you.
by Mindy63 December 17, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

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

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

The Urban Dictionary T-Shirt

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

Buy the t-shirt