Top Definition
The act of running full sprint naked. Next tuck your nut-sack into your ass-crack and jump up doing a toe touch. Then proceed to land on your ass onto a plunger.
"Nick, I saw Olar giving himself the Fortissamo in the bathroom after class!"
by Brandaminator October 09, 2006

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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