Top Definition
The hair that covers your butt-cheeks.
May look disgusting sometimes, but still rocks when making fun of it.
Also good for showing your lack of respect for another person.
"Hey dude, let's go and set my buttfluff on fire."
"Shibby!"

or

"You're a dick man."
"Ah touch my buttfluff, ass eyes."
by Myname June 15, 2004

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a) Literally: The pubic hairs around the butt. See: buttfluff

b) Figuratively: Style without substance, frivolous, useless, meaningless, unintelligent, pointless, form lacking function, redundant, annoying, irritating.
The Prisoner remake was pure butt fluff. Go watch the original if you have a brain.

That girl is hot but she's got nothing but butt fluff between her ears.
by warp9pnt9 November 16, 2009

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When someone is getting F***ed in the ass and the man cums. xP
person 1- i has such a horrible night...

person 2- why?

person 1- cause i totally got full of butt fluff!

person 2- aweh man that sux!
by XAgentxCupcakeX May 19, 2009

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.

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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).

Buy the t-shirt