free-for-all

/F R IY1 F AO0 R AO0 L/
noun
  1. 1

    Chaos; a chaotic situation lacking rules or control.

    โ€œWhen the fire alarm went off, it was a free-for-all.โ€

  2. 2

    Deathmatch, sometimes specifically one in which every player is pitted against all the others.

Source: https://en.wiktionary.org/wiki/free-for-all