Definition of free-for-all noun from the Oxford Advanced American Dictionary
free-for-all
noun
[singular]
1a noisy fight or argument in which a lot of people take partPrompt action by prison staff prevented a violent free-for-all.2a situation in which there are no rules or controls and everyone acts for their own advantageThe lowering of trade barriers has led to a free-for-all among exporters.a price-cutting free-for-all