be on the lookout for
idiom
variants
or keep a lookout for
: to watch or search for (something or someone) : be alert to
Be on the lookout for flooded roads after heavy rainstorms.
The police officer walked through the neighborhood, keeping a (sharp) lookout for any suspicious activity.
Examples of be on the lookout for in a Sentence
Recent Examples on the Web
The California Highway Patrol will be on the lookout for drunk drivers in the Sacramento region — as well as those without proper identification.
—
Sarah Linn, Sacbee.com, 25 Sep. 2025
Reporters meet with a lot of companies and are trained to be on the lookout for stories that might pique the public’s interest.
—Big Think, 23 Sep. 2025
The 49ers could also be on the lookout for another Bryce Huff, who underperformed in an ill-fitting scheme in Philadelphia and was acquired for a mid-round draft pick.
—Jerry McDonald, Mercury News, 22 Sep. 2025
Police had been on the lookout for Matthew James Ruth, 24, in hope of arresting him on allegations of stalking, prowling and trespassing, according to a criminal complaint filed Wednesday.
—David K. Li, NBC news, 18 Sep. 2025
See All Example Sentences for be on the lookout for
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Sarah Linn, Sacbee.com, 25 Sep. 2025
Reporters meet with a lot of companies and are trained to be on the lookout for stories that might pique the public’s interest.
—Big Think, 23 Sep. 2025
The 49ers could also be on the lookout for another Bryce Huff, who underperformed in an ill-fitting scheme in Philadelphia and was acquired for a mid-round draft pick.
—Jerry McDonald, Mercury News, 22 Sep. 2025
Police had been on the lookout for Matthew James Ruth, 24, in hope of arresting him on allegations of stalking, prowling and trespassing, according to a criminal complaint filed Wednesday.
—David K. Li, NBC news, 18 Sep. 2025
See All Example Sentences for be on the lookout for
Cite this Entry
“Be on the lookout for.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/be%20on%20the%20lookout%20for. Accessed 30 Sep. 2025.
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