NAF (non-profit organization)

What does NAF stand for in sports?

a need to achieve (NACH) or a need to avoid failure (NAF) as a construct of their personality. This is affected by the probability of success and the value attached to success, otherwise known as the incentive value of success.

Is NAF in the dictionary?

I'd found in The Online Slang's Dictionary, Naf is means,someone who is silly, stupid,etc... But..in Islam, Naf is mean Baby girl's name. Naf is Arabic name.