NAW-NAW....is a Term used by Grandmothers that are to young and sexy to have grandkids....They are usually Sexy Beast and make the best grandparents !!!!

it just mean no

Nope.

Laid-back demurral, with overtones of not taking the original statement too seriously.

Can simply mean no.
Also can be used sarcastically.

A slang term of the word "or not."

i dont care.