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.
The Soviet foreign minister, Andrei Gromyko, observed at the time: “Americans put forces on alert so often that it is hard to know what it means.”
From Slate • Apr. 21, 2026
The IMF chief said regulators should be on alert for any signs of instability in the financial system as a consequence of the conflict.
From The Wall Street Journal • Apr. 9, 2026
On Sunday morning internal health service communications went out across Kent and Medway informing services of the outbreak, so NHS 111, local A&Es and GPs were on alert for cases.
From BBC • Mar. 24, 2026
The private-credit industry has been on alert since the defaults last year of Tricolor and First Brand that prompted JPMorgan CEO Jamie Dimon to warn of “cockroaches” in the market for privately held loans.
From MarketWatch • Mar. 12, 2026
In the United States, the Army’s Eighty-second Airborne Division went on alert and prepared to evacuate the Americans by air as soon as the first Ebola cases started popping up in the city.
From "The Hot Zone" by Richard Preston
