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.

Lifeguards are continuing to warn people to be vigilant while visiting local beaches.

From Los Angeles Times • Jun. 13, 2026

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

From MarketWatch • May 11, 2026

A woman whose spaniel died following a suspected snake bite is warning other dog owners to be vigilant of adders during the summer months.

From BBC • Apr. 24, 2026

“We have to be vigilant but there is no need to rush into action,” Schnabel said.

From The Wall Street Journal • Mar. 31, 2026

At Princeton, it seemed the only thing I needed to be vigilant about was my studies.

From "Becoming" by Michelle Obama