crow's-nest

or crow's nest

[ krohz-nest ]
/ ˈkroʊzˌnɛst /

noun

Nautical. a platform or shelter for a lookout at or near the top of a mast.
any similar platform raised high above the ground, as a lookout or a station for a traffic officer.

Origin of crow's-nest

First recorded in 1595–1605

British Dictionary definitions for crow's-nest

crow's-nest

noun

a lookout platform high up on a ship's mast