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Acronym: Not Fo Dis Nigga.

Used for disagreeing with and/or refusing to do or go somewhere.
Ex: refusal to go somewhere/do something

Friend: "Hey man! wanna go whitewater rafting? We're taking on these Grade 6 rapids and it's gonna be Sweet! but you gotta sign this death waiver."
Me: Nah man... that's a certified NFDN event."
Friend: "NFDN? What does that mean?"
Me: Not Fo Dis Nigga
by Va12 November 27, 2011
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