alert
adjective
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Definition of alert
(Entry 1 of 3)
alert
nounDefinition of alert (Entry 2 of 3)
alert
verbDefinition of alert (Entry 3 of 3)
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Synonyms & Antonyms for alert
Synonyms: Adjective
Argus-eyed, attentive, awake, observant, open-eyed, tenty (also tentie) [Scottish], vigilant, watchful, wide-awake
Synonyms: Noun
admonishment, admonition, alarm (also alarum), caution, forewarning, heads-up, notice, warning
Synonyms: Verb
advise, caution, forewarn, wake, warn
Antonyms: Adjective
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Examples of alert in a Sentence
Adjective
An alert guard stopped the robbers. He was tired and had trouble staying alert while he was driving. She wasn't mentally alert enough to answer the questions. An alert watchdog guarded the door.Noun
They sounded an alert when enemy planes were approaching the city. Medical officials have put out an alert to hospitals to look out for the virus. The government has issued a terrorism alert.Verb
Several neighbors alerted the authorities when they noticed strangers acting suspiciously. The governor alerted island residents that a hurricane was coming. The teacher alerted the students that tests would be given the next day.
Recent Examples on the Web: Adjective
Dallas County residents should be alert to scam phone calls claiming to be from the Dallas County Sheriff's Department and other law enforcement agencies who demand money, sheriff's deputies said. — Loyd Brumfield, Dallas News, "Watch out for scam callers collecting fake court fines, Dallas sheriff's office warns," 20 Aug. 2019 Be alert and watch for children near schools, bus stops and in school parking lots. — Saja Hindi, The Denver Post, "As 95,000 students get ready to start school in Denver, police remind drivers, students to follow safety tips," 18 Aug. 2019 Be alert for children who might dart across the street or between vehicles on their way to school. — Peter Dawson, Houston Chronicle, "Slow down: Tips for school zones in Houston-area, as teachers, parents, kids return to class," 12 Aug. 2019 Managers and investors need to be alert, especially given the growing number of firms with high debts that rely on bulging profits to stay afloat. — The Economist, "After years of plenty America Inc is struggling to crank out more earnings," 18 July 2019 Officials in San Mateo, Calif., are reminding residents to be alert after home surveillance video captured a mountain lion prowling the neighborhood on Sunday. — Fox News, "Mountain lion spotted prowling California neighborhood prompts warning," 10 July 2019 Stay alert and watch for construction signs and construction workers in the work zone. — oregonlive.com, "Portland metro Tuesday traffic: Expect night paving delays on U.S. 20 near the Santiam Pass," 30 July 2019 Experts and politicians have warned residents to stay alert; the storm is slow-moving and will continue to release rain, increasing flooding risks throughout the affected area. — Gabriela Resto-montero, Vox, "Tropical Storm Barry: What we know," 14 July 2019 Guzzle some early and stay alert through those killer opening acts. — Blake Ryan, Billboard, "A Guide to Summer Music Festival Season 2019," 24 June 2019Recent Examples on the Web: Noun
According to Olmsted Falls city alerts, the community will see two separate railroad crossing closures – at different times. — cleveland.com, "Preschoolers, proclamation highlight marching band preview night: Olmsted Dates and Data," 30 Aug. 2019 Local commuter email alerts Important breaking news alerts about D.C.-area transit issues, from the roads to the rails. — Washington Post, "TSA catches 22nd gun of the year at BWI," 29 Aug. 2019 The Orlando Utilities Commission invited customers in Orange and Osceola counties to sign up for outage alerts, which include estimated restoration times, at my. — David Harris, orlandosentinel.com, "Powerful Hurricane Dorian prompts Florida state of emergency as storm roars through U.S. Virgin Islands," 28 Aug. 2019