na fam Share definition Flag Na FAM is short for Nahfamallamadingdong and roughly translated to 'No thank you <family member>'. It can also be used as Ya fam. 'Would you like some sweets?' 'Na fam''You with a girl' 'Na fam' na fam by LokiFangirl111 May 7, 2018 0 0 Get merch Get the na fam mug. Buy Now — $32.95 See more merch