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
Joshua Tree regulars and High Desert devotees would be wise to keep it on their radar and be on the lookout for any updates and upgrades.
—
Condé Nast, Condé Nast Traveler, 20 Feb. 2026
While there are tons of players to watch for the Stars and Stripes — be on the lookout for Edwards, Abbey Murphy and Tessa Janecke — Harvey has been pure fun to watch on the ice.
—Scott Thompson, FOXNews.com, 19 Feb. 2026
Shortness of Breath Shortness of breath is an important heart attack symptom women need to be on the lookout for.
—Nadine Avola, Flow Space, 19 Feb. 2026
By doing outreach and education campaigns on sextortion, that has given more people knowledge of what to be on the lookout for, not to mention access to the CyberTipline.
—Natalie Eilbert, jsonline.com, 18 Feb. 2026
See All Example Sentences for be on the lookout for
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Condé Nast, Condé Nast Traveler, 20 Feb. 2026
While there are tons of players to watch for the Stars and Stripes — be on the lookout for Edwards, Abbey Murphy and Tessa Janecke — Harvey has been pure fun to watch on the ice.
—Scott Thompson, FOXNews.com, 19 Feb. 2026
Shortness of Breath Shortness of breath is an important heart attack symptom women need to be on the lookout for.
—Nadine Avola, Flow Space, 19 Feb. 2026
By doing outreach and education campaigns on sextortion, that has given more people knowledge of what to be on the lookout for, not to mention access to the CyberTipline.
—Natalie Eilbert, jsonline.com, 18 Feb. 2026
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 25 Feb. 2026.
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