'Lookout' definitions:

Definition of 'lookout'

From: WordNet
noun
A person employed to keep watch for some anticipated event [syn: lookout, lookout man, sentinel, sentry, watch, spotter, scout, picket]
noun
An elevated post affording a wide view [syn: lookout, observation post]
noun
A structure commanding a wide view of its surroundings [syn: lookout, observation tower, lookout station, observatory]
noun
The act of looking out [syn: lookout, outlook]

Definition of 'Lookout'

From: GCIDE
  • Lookout \Look"out`\, n.
  • 1. A careful looking or watching for any object or event. [1913 Webster]
  • 2. The place from which such observation is made. [1913 Webster]
  • 3. A person engaged in watching; a sentinel; a sentry. [1913 Webster]
  • 4. Object or duty of forethought and care; responsibility. [Colloq.] [1913 Webster]
  • on the lookout for in search of; looking for. [PJC]

Synonyms of 'lookout'

From: Moby Thesaurus