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1 definition by Doyle, OK?

 
1.
NFD
Not Fucking Down.

1. Characterized by a lack of motivation or desire to partake in the task or event at hand.

2. When given a choice of two things two do, the NFD person inevitably chooses the weaker of the two.

-"Dude it's Thursday night, let's get fucked up and do chicks! ...wait...where's Jack?"

-"Oh, he's NFD."
by Doyle, OK? June 15, 2008