be vigilant

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 takeaway from your letter — and the lesson for readers — is that it’s important to be vigilant.

From MarketWatch • May 11, 2026

"You have to be vigilant and carry on as you always have done, trying to have a personal life as well as a professional life."

From BBC • Apr. 29, 2026

“The monetary board will continue to be vigilant and guided by incoming information, specifically data on inflation,” it added.

From The Wall Street Journal • Feb. 19, 2026

Hochman advised that people be vigilant of their surroundings, call 911 if something appears suspicious of if they’re being followed, park in well-lit areas, and lock car doors immediately after getting in the vehicle.

From Los Angeles Times • Feb. 10, 2026

Unfortunately they were now so cross that they had both ceased to be vigilant, and in the fury of the moment they missed each other altogether.

From "The Once and Future King" by T. H. White