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.
The US government had earlier urged Americans across the Middle East to be alert and ready to leave "should there be escalation" in the region.
From BBC ● Aug. 2, 2026
MLB rules stipulate that batters must be alert and engaged with the pitcher when the clock reaches eight seconds or else they will receive a strike.
From The Wall Street Journal ● Jul. 23, 2026
This is something England left-back Nico O'Reilly will have to be alert to but given his 6ft 4in height and frame – this is a far more even match-up than Norway have experienced so far.
From BBC ● Jul. 10, 2026
Schnabel said the experience of 2022 has taught policymakers what to look out for as warning signs when they are assessing the impact of an energy shock, and they should be alert.
From The Wall Street Journal ● Mar. 27, 2026
Stanton ordered troops to turn out into the streets, the guards to be doubled, military forts to be alert, guns manned, and special guards to be posted around the Old Capitol Prison.
From "Chasing Lincoln's Killer" by James L. Swanson
