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.
Security Minister Dan Jarvis said people should be "alert and vigilant" but not "alarmed".
From BBC • Apr. 30, 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
Though current risks from stablecoins were "limited", the economists said, their "rapid growth" meant regulators had to be alert to potential dangers.
From Barron's • Nov. 24, 2025
“Directors should be alert and speak up is all that I can advise.”
From The Wall Street Journal • Nov. 10, 2025
Take no risks and be alert to danger.
From "And Then There Were None" by Agatha Christie
![]()