lookout
1 of 2noun
look·out ˈlu̇k-ˌau̇t 
1
: one engaged in keeping watch : watchman
2
: an elevated place or structure affording a wide view for observation
3
: a careful looking or watching
on the lookout
4
: view, outlook
5
: a matter of care or concern
look out
2 of 2verb
looked out; looking out; looks out
intransitive verb
: to take care or concern oneself —used with for
looking out for number one
Synonyms
Noun
- observatory
- outlook
- overlook
Verb
- beware (of)
- guard (against)
- mind
- ware
- watch out (for)
See all Synonyms & Antonyms 
Example Sentences
Noun The troops posted a lookout for the night. The mountain road had several lookouts where you could enjoy the view.
Recent Examples on the Web
Adam Begley, The Atlantic, 9 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, ajc, 8 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, BostonGlobe.com, 8 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, Chicago Tribune, 8 Sep. 2022 Police tweeted about Wednesday evening that residents should be on the lookout for the suspect. Jennifer Henderson, CNN, 7 Sep. 2022 Law enforcement agencies worldwide have been getting alerts to be on the lookout for Francis, along with officials at airports and border checkpoints, KFMB points out. CBS News, 6 Sep. 2022 The county health department warned San Diego transit riders Thursday to be on the lookout for tuberculosis symptoms, after a passenger recently tested positive for the disease. Paul Sisson, San Diego Union-Tribune, 1 Sep. 2022 Law enforcement agencies around the state have notified to be on the lookout for Kincaid, officials said. Lauren Hepler, San Francisco Chronicle, 29 Aug. 2022 See More
Noun
Readers on the lookout for confirmation of radical, existential doubt and fans of the avant-garde thrilled by the instability of language should pluck books from a different shelf. Adam Begley, The Atlantic, 9 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, ajc, 8 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, BostonGlobe.com, 8 Sep. 2022 Three more shootings and two carjackings followed after police sent an alert warning people to be on the lookout for the suspect. Adrian Sainz, Chicago Tribune, 8 Sep. 2022 Police tweeted about Wednesday evening that residents should be on the lookout for the suspect. Jennifer Henderson, CNN, 7 Sep. 2022 Law enforcement agencies worldwide have been getting alerts to be on the lookout for Francis, along with officials at airports and border checkpoints, KFMB points out. CBS News, 6 Sep. 2022 The county health department warned San Diego transit riders Thursday to be on the lookout for tuberculosis symptoms, after a passenger recently tested positive for the disease. Paul Sisson, San Diego Union-Tribune, 1 Sep. 2022 Law enforcement agencies around the state have notified to be on the lookout for Kincaid, officials said. Lauren Hepler, San Francisco Chronicle, 29 Aug. 2022 See More Word History
First Known Use
Noun
1662, in the meaning defined at sense 1
Verb
1752, in the meaning defined above
Phrases Containing lookout
Kids Definition
lookout
noun
look·out ˈlu̇k-ˌau̇t
1
: a careful watch for something expected or feared
Be on the lookout for trouble.
2
: a high place from which a wide view is possible
3
: a person who keeps watch
lookouts
noun
1
as in observatories
a high place or structure from which a wide view is possible we went up to the lookout on the top of the hill to watch the fireworks Synonyms & Similar Words
Relevance
- observatories
- overlooks
- towers
- watchtowers
- outlooks
- promontories
- aeries
- crow's nests
2
as in views
all that can be seen from a certain point we were struck by the amazing beauty of the lookout from the top of the tower Synonyms & Similar Words
- views
- vistas
- panoramas
- perspectives
- sceneries
- landscapes
- outlooks
- sights
- commands
- prospects
- scenes
- visual fields
- kens
3
as in guards
a person or group that watches over someone or something make sure to post a lookout so that no one can sneak up on us Synonyms & Similar Words
- guards
- wardens
- sentinels
- custodians
- sentries
- guardians
- keepers
- pickets
- watchmen
- patrols
- warders
- bodyguards
- watches
- watchers
- observers
- spotters
- defenders
- minders
- escorts
- watchdogs
- convoys
- gatekeepers
- surveillants
- honor guards
- hacks
4
as in watches
an act or period of watching for signs of activity, danger, or opportunity one of the robbers kept a lookout for the police Synonyms & Similar Words
- watches
- vigils
- inspections
- observations
- surveillances
- supervisions
- observances
- scrutinies