あるようなないような

expression, na-adjective

kind of there, kind of not; sort of, but not really

Colloquial expression used when something seems to exist or be true but is ambiguous, vague, or hard to confirm. Often used with ～ような気がする or to describe an uncertain impression.

• あの話はなしはあるような無ないような、よくわからない。

  That story is kind of there and kind of not; I can't really tell.

• 約やく束そくした