West Island

an island to the west

the western portion of an island

(New Zealand, humorous) Australia; an island lying to the west of New Zealand.

An island in the Cocos-Keeling Islands, Australia, in the Indian Ocean

A region of Montreal, Quebec, Canada; a region of the Island of Montreal composed of the cities and boroughs on the western portion of the island, and some neighbouring islands of that region; generally lying to the west of Autoroute 13.