to steal or take something from someone
example 1.

boy: girl i know you didn't just faness my shades?
girl: they clearly in my hand aint they?

example 2.
guy1: aye bruh i just fanessed this iPhone from the teacher!
guy2: lehh go!! i would sell that shit for $300!!!
by lil'bitakaMS September 4, 2011
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Used when some has 'pretty boy swag.' Usually when your giving your boy props on his outfit. The opposite is also used, 'no faness'.

pronounced: fuh-'ness
Positive Reaction:
*door opens*
Kid: "Oh booy, that jacket got faness on the real doe."
Mike: "Thanks bruh"
Negitive Reaction:
*door opens*
Kid:"HAHA!NO FANESS,NO FANESS BOOOY, NO FANESS"
Mike: Yo this jacket got faness till' death whatchu talkin bout?
Kid:"HAHAHA take that shit off boy you look like Bill Cosby.
by therealmastablasta February 17, 2011
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fanessed is when you steel something from some one or hurt them.
im going to fanesse your stuff and fanesse your mom.ha little kid get fanessed.
by sunelisraw August 24, 2017
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Faness means a friend that you can trust, a friend that can spend hours talking to and never run out of conversation faness is just another word for the very best best best friend in the entire world in matter of fact is your best friend and a great example.
by Jackiebeanstalk January 13, 2019
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