What is the meaning of Warren?

A system of burrows in which rabbits live.

A mazelike place of passages and/or rooms in which it's easy to lose oneself; especially one that may be overcrowded.

The class of small game such as hare, pheasants, stoats, etc., as opposed to beasts of chase such as deer, bear, and foxes.

A place legally authorized for the keeping, breeding and hunting of beasts of warren, especially rabbits.

The right to maintain and hunt an area of small beasts, similar to a free warren, but with certain limitations, such as restricting the right to hunt on parts of the land held by freeholders.

plural of war

alternative form of werren

Source: wiktionary.org