- a place for watching from, especially for danger or an enemy coming towards you
- a lookout point/tower
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- a person who has the responsibility of watching for something, especially danger, etc.
- One of the men stood at the door to act as a lookout.
Idioms
See lookout in the Oxford Advanced American Dictionarybe somebody’s lookout
- (British English, informal) used to say that you do not think somebody’s actions are sensible, but that it is their own problem or responsibility
- If he wants to waste his money, that's his lookout.
be on the lookout (for somebody/something) | keep a lookout (for somebody/something)
- (informal) to watch carefully for somebody/something in order to avoid danger, etc. or in order to find something you want
- The public should be on the lookout for symptoms of the disease.
- The guards have to keep a sharp lookout for anything suspicious.
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lookout