Top Definition
Whenever you are on the can and grab a couple sheets of toilet paper and cup it over your butthole to filter the sounds of your erupting bowel movements.
Are your walls paper thin? Afraid your roomates or your significant other with hear your compressed explosions? Then use the fart-filter method.
by kris ault January 22, 2009

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Noun: Underwear or panties.
I need to change my fart filter. My fart filter is dirty.
by Mike Alexander May 29, 2007

The Urban Dictionary Mug

Lotsa space for your liquids.

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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.

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.

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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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Fart filter when speaking about someone who talks a lot of shit knowing to filter what they say
You know when talking to him you need a fart filter
by Markbabi March 21, 2017

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

Buy the mug

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