Warren (noun)

1. An area where rabbits are kept for breeding and hunting.
2. A complex system of underground burrows or tunnels occupied by rabbits.
3. A place where a particular animal is bred and kept.
4. A system of interconnected underground tunnels and burrows used by rabbits or similar animals.
5. A large enclosed area in which rabbits are bred and kept for hunting purposes.

Origin:

From old french warrene, from warrener ("to breed rabbits"), from a germanic source, ultimately from proto-germanic *warjaną, from proto-indo-european *werǵ- ("to protect, defend, preserv.e")

Examples:

1. The warren was home to hundreds of rabbits.
2. The rabbits lived in a complex system of underground burrows in the warren.
3. The warren was an important source of food for the local villagers.
4. The warren was filled with a maze of tunnels and burrows that the rabbits called home.
5. The warren was surrounded by a tall fence to keep the rabbits from escaping.