1 definition by McBoner

Fake Nigga Shit.

Used when someone's actions denote lameness, or a lack of agreement with a code of morality (bro code, etc.)
Person 1: "Yo, fuck your hometown! That shit is lame."

Person 2: "Damn son, why you gotta hurt my feelings like that. That's on some FNS."
by McBoner July 3, 2012
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