look up any word, like cleveland steamer:
 
1.
Means the same as "Oh la la", or "omg", but it can only be used before saying something that rhymes with "name".
- Oh na na, what's my name?

- Oh na na, nice window frame!

- Oh na na, I've gone insane.

- Oh na na, my foot's in pain!

- Oh na na, a trip to Spain.

- Oh na na, You lost the game.
by diarreah socks February 18, 2011