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1. A person employed to keep watch for some anticipated event
   "the lookout stayed in his box to avoid the cold";
   - lookout man, sentinel, sentry, watch, spotter, scout, picket
    
2. An elevated post affording a wide view
   - observation post
    
3. A structure commanding a wide view of its surroundings
   - observation tower, lookout station, observatory
    
4. The act of looking out
   - outlook

1. Be vigilant, be on the lookout or be careful
   - watch, watch out
    
2. To protect someone's interests
   "A man's gotta look out for his family"

Derived forms: lookouts, looks out, looking out, looked out

Type of: butcher's [Brit, slang], construction, gander [informal], look, looking, looking at, post, protect, security guard, station, structure, watcher, watchman

Encyclopedia: Lookout, United States