warren-n; 3 Senses

Sense Number 1: connected underground tunnels used by rabbits

Commentary: WARREN[+structure][+tunnels][+underground][+connected][+rabbit]

The hound began digging at a large hole which led into a rabbit warren.
The flood destroyed an extensive rabbit warren on the property.

WordNet 3.0 Sense Numbers: 3

Sense Number 2: a crowded residential community

Commentary: WARREN[+location][+locale][+residential][+overcrowded]

The neighborhood was a warren of narrow, gas-lit streets.
Alienation grew among immigrants who lived in neglected isolated warrens of the city.

WordNet 3.0 Sense Numbers: 4

Sense Number 3: a colony of rabbits living together

Commentary: WARREN[+quantity][+count][+colony][+rabbit]

Mary discovered a warren of rabbits living in the old wood shed.
This conservation land supports several warrens of rabbits.

WordNet 3.0 Sense Numbers: 5