be 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.

In PSG's first leg against Bayern, Desire Doue dropped deep from the attacking line - a common movement Arsenal will need to be alert to.

From BBC • May 30, 2026

But policymakers will be alert to signs that the energy shock is spilling over.

From The Wall Street Journal • Apr. 24, 2026

Smout urged everyone to be alert to the signs and symptoms of meningococcal meningitis and septicaemia, which can include a fever, headache, rapid breathing, drowsiness, shivering, vomiting and cold hands and feet.

From BBC • Apr. 17, 2026

That means investors trying to predict where Bitcoin goes next will have to be alert to where the U.S.-Iran talks go and how durable any agreement reached appears to be.

From Barron's • Apr. 10, 2026

"Space travel is dangerous. They need to be alert and undistracted. They're sad that they lost a crewmate, but they'd be devastated if they found out they'd abandoned him alive."

From "The Martian" by Andy Weir