on alert
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
South Korea's military said Thursday it had seen no signs of newly deployed North Korean weapons on their shared border, hours after Pyongyang said new "counter means" would be put on alert along its length.
From Barron's ● Oct. 22, 2026
Annual inflation is expected to come in just below 4.0%, keeping policymakers on alert as other data suggest the economy remains on a solid footing.
From The Wall Street Journal ● Oct. 16, 2026
But cyber security experts have warned users to change passwords as a precaution and be on alert for suspicious activity.
From BBC ● Oct. 8, 2026
With a strong El Niño increasing the odds of big storms this fall and winter, California is on alert for possible flooding.
From Los Angeles Times ● Sep. 26, 2026
The splash of a feeding tarpon upstream put him on alert, and sure enough, the surface of the water began to shake and boil.
From "Hoot" by Carl Hiaasen
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