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 next time autograph hunters patiently wait outside Rush Green for the first team players, many will be on the lookout for his white Nissan Juke.
—
Roshane Thomas, The Athletic, 12 Feb. 2025
Thousands of online GoFundMe fundraising campaigns have been created to support the victims of the devastating wildfires that have scorched portions of Los Angeles County, but officials are warning to be on the lookout for fraudulent GoFundMe accounts.
—Karen Garcia, Los Angeles Times, 14 Jan. 2025
Another secret is to be on the lookout for specific makers.
—Jennifer Prince, Southern Living, 4 Jan. 2025
Krein is certainly someone to be on the lookout for in the future.
—Tyler Shepherd, USA TODAY, 2 Feb. 2025
See all Example Sentences for be on the lookout for 
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Roshane Thomas, The Athletic, 12 Feb. 2025
Thousands of online GoFundMe fundraising campaigns have been created to support the victims of the devastating wildfires that have scorched portions of Los Angeles County, but officials are warning to be on the lookout for fraudulent GoFundMe accounts.
—Karen Garcia, Los Angeles Times, 14 Jan. 2025
Another secret is to be on the lookout for specific makers.
—Jennifer Prince, Southern Living, 4 Jan. 2025
Krein is certainly someone to be on the lookout for in the future.
—Tyler Shepherd, USA TODAY, 2 Feb. 2025
See all Example Sentences for be on the lookout for
Dictionary Entries Near 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 20 Feb. 2025.
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