look·​out | \ ˈlu̇k-ˌau̇t How to pronounce lookout (audio) \

Definition of lookout

 (Entry 1 of 2)

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
5 : a matter of care or concern

look out

looked out; looking out; looks out

Definition of look out (Entry 2 of 2)

intransitive verb

: to take care or concern oneself used with forlooking out for number one

Keep scrolling for more

Synonyms for lookout

Synonyms: Noun

Visit the Thesaurus for More 

Examples of lookout in a Sentence

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: Noun Be on the lookout for other special prices, like a single serving of fries for $2 instead of $3.50, or mac and cheese for $7 instead of $9. Grace Wong, chicagotribune.com, "Get $8 burgers at DMK this month, plus deals on fries and mac and cheese," 7 Nov. 2019 In 1880s New York, a rich and cantankerous widower by the name of Horace Vandergelder is on the lookout for a wife. Shirley Macfarland, cleveland, "Elementary students ‘Git Up’ to the dance challenge: Talk of the Towns," 7 Nov. 2019 That being said, consumers will still be on the lookout for good bargains and incentives. CNN, "Worried about a recession? America's consumers say they aren't," 30 Oct. 2019 As part of their quest to reestablish themselves as one of Europe's finest teams, Manchester United are on the lookout for some of the world's top young talents. SI.com, "Boubakary Soumaré: 7 Things to Know About the Lille Star Linked With Manchester United," 29 Oct. 2019 The project, first announced two years ago, could include a fishing pier, a small marina, a lookout tower, a boardwalk, a nature area and kayaking and paddle board rental. John Tuohy, Indianapolis Star, "Work to begin soon on developing the first public park on Geist Reservoir," 15 July 2019 Observation tower The garden shed has a three-story lookout tower and an observation deck. Jane Ford-stewart, Milwaukee Journal Sentinel, "Always changing stunning Radler gardens to be open to public in Greenfield," 12 July 2018 Sheriff's officials say the two admitted to driving to a fire lookout tower on Highway 38 north of Houston with the intent to throw the puppy from the tower. Lisa Gutierrez, kansascity, "Police: Ozarks teens climbed tower and threw puppy 100 feet to its death | The Kansas City Star," 30 Apr. 2018 Above the entire operation was a stone balcony in the back of the house, which was a handy lookout tower. Janet Eastman, OregonLive.com, "Portland's secret marble 'mausoleum' mansion sells for $500,000 (photos)," 19 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lookout.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of lookout


1662, in the meaning defined at sense 1


1752, in the meaning defined above

Keep scrolling for more

Learn More about lookout

Statistics for lookout

Last Updated

12 Nov 2019

Time Traveler for lookout

The first known use of lookout was in 1662

See more words from the same year

Keep scrolling for more

More Definitions for lookout


How to pronounce look out (audio)

English Language Learners Definition of lookout

: a person who watches an area and warns others if there is danger
: a high place or structure from which you can see a wide area


look·​out | \ ˈlu̇k-ˌau̇t How to pronounce lookout (audio) \

Kids Definition of lookout

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

Keep scrolling for more

More from Merriam-Webster on lookout

Thesaurus: All synonyms and antonyms for lookout

Rhyming Dictionary: Words that rhyme with lookout

Spanish Central: Translation of lookout

Nglish: Translation of lookout for Spanish Speakers

Comments on lookout

What made you want to look up lookout? Please tell us where you read or heard it (including the quote, if possible).


the exactly right word or phrasing

Get Word of the Day daily email!

Test Your Vocabulary

Pass the Little Ribbons: A Pasta Word Quiz

  • rotelle pasta
  • Match the pasta to its meaning in English: Rotelle
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!