look·out | \ˈlu̇k-ˌau̇t \

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

4 : view, outlook

5 : a matter of care or concern

look out


Definition of look out (Entry 2 of 2)

intransitive verb

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

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Examples of lookout in a Sentence


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

Just entering certain neighborhoods in San Salvador requires paying a bribe to youth lookouts. Marcos Aleman And Joshua Goodman, Fox News, "Violence keeps Central Americans coming to US despite Trump," 22 June 2018 Just entering certain neighborhoods in San Salvador requires paying a bribe to youth lookouts. Washington Post, "Violence keeps Central Americans coming to US despite Trump," 21 June 2018 Just entering certain neighborhoods in San Salvador requires paying a bribe to youth lookouts. Marcos Aleman And Joshua Goodman, USA TODAY, "Families fleeing violence keep coming to US illegally despite Trump zero tolerance policy," 21 June 2018 The Bloomfield Township Police Department sent out a BOL (be on the lookout) early Friday after Steven Ballard, 56, of Fenton assaulted his 81-year-old mother, according to police through a news release. Caroline Blackmon, Detroit Free Press, "Report: Waterford police fatally shoot man who pulled gun on officers," 29 June 2018 Operator inattention, improper lookout, operator inexperience, machinery failure, and alcohol use rank as the top five primary contributing factors in accidents. Frank Abderholden, Lake County News-Sun, "Safety organizations, police urge caution on roads and waterways as Fourth of July approaches," 29 June 2018 The security robot will be a lookout on the property's parking lot, providing 24/7 surveillance for Twin Arrows' security team. Kimberly Rapanut, azcentral, "This robot is joining the security team at a northern Arizona casino," 28 June 2018 Vincent Edward Wilson, 53, of Long Beach, who authorities said drove Dupape to two of the banks and acted as a lookout at one, also pleaded guilty to robbery charges, according to the U.S. Department of Justice. Hannah Fry, latimes.com, "Fountain Valley man nicknamed the 'bladed bandit' pleads guilty to bank robberies," 26 June 2018 The report states Officer Abram Ramos sent out a city-wide be-on-the-lookout (BOLO) alert for Binny. Bianca Hillier, NBC News, "Seventeen-year-old Cynthia “Binny” Lowry still missing five months after disappearing from San Antonio high school," 11 June 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.

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First Known Use of lookout


1662, in the meaning defined at sense 1


1752, in the meaning defined above

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Statistics for lookout

Last Updated

15 Oct 2018

Look-up Popularity

Time Traveler for lookout

The first known use of lookout was in 1662

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More Definitions for lookout



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 \

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

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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).


a state of commotion or excitement

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