Top Definition
The time it takes a fart or shart to be reduced to half its initial potency, typically measured in seconds.
Upon eating Thai food, Dr. Long Fat Wang discovered that the Ass-life of his farts increased by a solid 15 seconds.
by believeitsbutter January 14, 2013

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The Urban Dictionary Mug

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

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