ないない

noun, noun or participle which takes 'suru'

cleaning up; tidying up

Children's language for putting things away or tidying up; often used as a playful command or when talking to small children.

• おもちゃをないないしようね。

  Let's put the toys away, okay?

• ごはんの前まえにおえかきをないないして。

  Put away your drawing before dinner.

i-adjective

no way; no chance

Emphatic repetition of 無い; used as an interjection-like expression to strongly deny or reject something. Informal and colloquial.

See also: ない

• そんなこと、ないない！

  No way that's true!

• 彼かれが遅ち刻こくするなんてないない。

  There's no chance he'd be late.