What is the meaning of Unplayable?

That cannot be played; that is impossible or unreasonable (too difficult, etc.) to play.

1. That cannot be played, that is too hard too play.
2. That cannot be played, or is so tedious, complicated, buggy, etc., as to discourage or preclude playing.
3. Unable to be played on specified equipment, or at all.
4. Impossible to play or to defend against.

That cannot be played, that is too hard too play.

That cannot be played, or is so tedious, complicated, buggy, etc., as to discourage or preclude playing.

Unable to be played on specified equipment, or at all.

Impossible to play or to defend against.

Source: wiktionary.org