Initialism of naval air station. / Initialism of network-attached storage. / Initialism of neonatal abstinence syndrome.

Initialism of National Academy of Sciences. (US) / Initialism of National Association of Scholars. (US) / Initialism of National Autistic Society. (UK)

plural of na-na

plural of NA

A card game, formerly played in Persia, with similarities to early versions of poker. / A variety of playing cards used to play the game.

Alternative form of na-na na-na boo-boo

(colloquial, childish) Alternative form of na-na na-na boo-boo

(slang) The vulva.

Initialism of nerve agent. / (literature) Initialism of new adult. / (medicine) Initialism of nursing assistant or nurse's assistant or nurse-assistant.

Initialism of Narcotics Anonymous. / Initialism of North America.