How to Use alert in a Sentence

alert

1 of 3 adjective
  • An alert guard stopped the robbers.
  • An alert watchdog guarded the door.
  • He was tired and had trouble staying alert while he was driving.
  • She wasn't mentally alert enough to answer the questions.
  • The earthquake was too small to trigger the alert system.
    Julia Musto, Fox News, 15 Apr. 2023
  • Stay alert and follow the flow to avoid most of your troubles.
    Chicago Tribune, 6 Jan. 2023
  • After a 15-minute delay, the student was alert and able to walk out of the gym.
    Jason Frakes, The Courier-Journal, 4 Feb. 2023
  • This will mute or unmute your phone’s ringer and alert tones.
    Kurt Knutsson, Fox News, 23 Oct. 2023
  • Three more alert levels have been added to the coral reef alert system.
    Elliana Hebert, CNN, 9 Feb. 2024
  • Kotb asked Bush Hager about her ability to get her kids to stay alert.
    Angela Andaloro, Peoplemag, 15 Sep. 2023
  • The alert skier veers to the right as the avalanche continues down the slope to avoid being caught up in the cascading snow, the video shows.
    Don Sweeney, Sacramento Bee, 20 Feb. 2024
  • Get ready to feel more alert, less rattled, and on top of your game in every aspect of life.
    Jackie Lam, Women's Health, 20 Mar. 2023
  • Seeing if a route is crash-prone means drivers can be more alert, or that seems to be Waze’s hope.
    Wes Davis, The Verge, 7 Nov. 2023
  • Time is on your side, and your mind is alert and ready for action when the right moment occurs.
    Eugenia Last, The Mercury News, 22 Mar. 2024
  • And hikers must be alert to the danger of running into bears.
    National Geographic, 12 Jan. 2023
  • In Manet’s, dated around 1878, the artist stands alert, eager-eyed, paintbrush poised.
    Holland Cotter, New York Times, 21 Sep. 2023
  • The release advises drivers to be alert, watch for signage and slow down in the work area.
    Caleb Wiegandt, The Courier-Journal, 3 Aug. 2023
  • Hanna is trying to stay alert and keep her friend out of danger.
    Brian Davids, The Hollywood Reporter, 3 Oct. 2023
  • The release advises drivers to be alert, keep an eye out for for signage and stay slow in the work area.
    Caleb Wiegandt, The Courier-Journal, 3 Aug. 2023
  • This can reduce the effectiveness of the program and lead to alert fatigue.
    Rabiul Islam, Forbes, 4 May 2023
  • Law enforcement lauded the alert person who summoned them to the preschool.
    Andrea Cambron, CNN, 24 May 2023
  • Kuroda: When the mothers tried to put their sleepy babies to bed, more than one third of the infants became alert again.
    Karen Hopkin, Scientific American, 8 Mar. 2023
  • We're told the firefighter is stable and alert this morning.
    Harriet Ramos, Fort Worth Star-Telegram, 22 Mar. 2024
  • In Ukraine, alert fatigue as the war drags on has made people less responsive to calls to shelter.
    WIRED, 28 Oct. 2023
  • Bivens added that residents in the area should be alert, use caution and be aware of their surroundings.
    Christina Maxouris, CNN, 5 Sep. 2023
  • But Bober said be alert that ticks can often be mistaken as moles or skin tags.
    Alyssa Hui, Verywell Health, 16 July 2023
  • The victims were alert and breathing when they were taken to a hospital.
    David Aaro, ajc, 10 Sep. 2023
  • The area is under an alert level 2, the highest alert category, now through the next 12 weeks.
    Emily Deletter, USA TODAY, 25 July 2023
  • At the time, Martin said that one of the students was alert and interacting with members of their care team.
    Emily Mae Czachor, CBS News, 14 Feb. 2023
  • Walls work just fine when they are overseen by an alert garrison.
    Meg Kelly, Washington Post, 17 Nov. 2023
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alert

2 of 3 noun
  • Medical officials have put out an alert to hospitals to look out for the virus.
  • They sounded an alert when enemy planes were approaching the city.
  • The government has issued a terrorism alert.
  • To get the deal, travelers must sign up for an email alert at marineandlawn.com/black-friday-2023.
    Stacey Leasca, Travel + Leisure, 24 Nov. 2023
  • Heat alerts are back in full-effect across North Texas.
    Kxas-Tv (nbc5), Dallas News, 18 July 2023
  • The screaming rattled Flores and Heller, in their tent, enough to be on high alert.
    Larisha Paul, Rolling Stone, 23 June 2023
  • But during the first few hours of the eruption, officials were on high alert.
    Robin George Andrews, Scientific American, 19 Dec. 2023
  • The death notice arrived softly one Tuesday in April, to an email alert that chimed like a chapel bell.
    Gabe Cohn, New York Times, 3 Nov. 2023
  • On the day of the call, Kluge’s situational awareness was on high alert.
    John Riha, Discover Magazine, 12 Nov. 2023
  • The alert would not be the first in California to address a specific group.
    Karen Garcia, Los Angeles Times, 16 Sep. 2023
  • Today's top stories: 🚨Get free alerts when news breaks.
    Harriet Ramos, Fort Worth Star-Telegram, 17 Feb. 2024
  • For part of the night, much of the state was under severe thunderstorm and tornado alerts.
    Nushrat Rahman, Detroit Free Press, 25 Aug. 2023
  • One cousin described hearing the alert and heading to a safe room in her house with her husband and children.
    Brittny Mejia, Los Angeles Times, 25 Oct. 2023
  • Users should receive the alert, which will pop up on their phones, only once during the half-hour test, FEMA said.
    Alexandra E. Petri, Los Angeles Times, 3 Oct. 2023
  • The email, which looked to him like a fraud alert, directed him to what was ostensibly his bank’s sign-in page.
    Malia Mendez, Los Angeles Times, 12 Jan. 2024
  • Japan’s yen hit a 10-month low against the dollar, putting traders on alert for more intervention by Tokyo.
    WSJ, 6 Sep. 2023
  • Nonetheless, always check with your airline about the status of your flight and sign up for text and email alerts, too.
    Jessica Puckett, Condé Nast Traveler, 14 Nov. 2023
  • For the latest alerts and updates on Amtrak service, check www.pacificsurfliner.com.
    Phil Diehl, San Diego Union-Tribune, 9 June 2023
  • Be the first to know about the biggest and best luxury home sales and listings by signing up for our Mansion Deals email alert.
    Katherine Clarke, WSJ, 22 Sep. 2023
  • On July 18, smoke plumes drifted all the way to Atlanta, GA and 20 states now face air quality alerts.
    Time, 19 July 2023
  • Unfortunately these days the alerts come on our cell phones.
    Ray Sanchez, CNN, 12 Aug. 2023
  • The alert includes a way for users to find their representative and call their office.
    Mia Sato, The Verge, 7 Mar. 2024
  • One way to help reduce these vast volumes of alerts is to write more effective detections in the first place.
    Ben Finke, Forbes, 15 Feb. 2024
  • Colts’ cornerback Zaire Franklin knocked the football out of Bigsby’s hands and an alert Buckner scooped up the football and ran 26 yards for the score.
    oregonlive, 10 Sep. 2023
  • Across the country, about 100 million people are under heat alerts.
    Mary Beth Gahan, New York Times, 18 July 2023
  • Residents can sign up to receive email alerts when trails are closed due to excessive heat.
    Abigail Celaya, The Arizona Republic, 1 Sep. 2023
  • An active shooter alert went out to all school parents, Keast said, noting James Crumbley went home to check for the gun.
    Gina Kaufman, Detroit Free Press, 7 Mar. 2024
  • Wind alerts are in effect for nearly 18 million people from Texas to North Dakota.
    Taylor Ward, CNN, 6 Apr. 2024
  • If an alert is sent, here are ways customers can conserve energy at home and reduce their gas bill.
    Karen Garcia, Los Angeles Times, 16 Nov. 2023
  • An air quality alert due to smoke from Canadian wildfires was in effect through the end of Friday.
    Vivian La, Chicago Tribune, 28 July 2023
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alert

3 of 3 verb
  • The teacher alerted the students that tests would be given the next day.
  • The governor alerted island residents that a hurricane was coming.
  • Several neighbors alerted the authorities when they noticed strangers acting suspiciously.
  • Make noise to alert bears to your presence and travel in groups.
    CBS News, 3 Oct. 2023
  • Those in the front of the group saw and heeded her warnings and alerted a man who was in the back of the pack, closer to the croc.
    Travis Hall, Field & Stream, 21 Sep. 2023
  • Price first heard about the incident last year, when one of the men in Unit 711 alerted him to it.
    Keri Blakinger, Los Angeles Times, 10 July 2023
  • In this case, the dog alerted on the trunk of Bourgeois’ car and the family’s basement.
    Gina Barton, USA TODAY, 20 July 2023
  • The corporal, did alert police about the crash and was injury-free.
    Rayna Reid Rayford, Essence, 26 Oct. 2023
  • The cut also alerted scientists to the fact that the eruption had disrupted the seafloor, which isn’t easy to spot.
    Rahul Rao, Popular Science, 7 Sep. 2023
  • Aircraft were alerted but were not needed to fight the fire, said Pascua.
    Mike Freeman, San Diego Union-Tribune, 16 July 2023
  • That would alert drivers to possibly slow down or be on their guard to prevent a wreck.
    Chris Morris, Fortune, 7 Nov. 2023
  • Somebody alert the news stations, the masses need to know: 2Humpy is pretty much over.
    Alphonse Pierre, Pitchfork, 17 Nov. 2023
  • Currently, there are three warning signs to alert there is a speed camera, with the last sign showing the rate of speed, Weiss said.
    Jasmine Hilton, Washington Post, 23 Dec. 2023
  • Alas, Liu’s spider-sense didn’t alert him to the insidious plot that was about to unfold.
    Wesley Stenzel, EW.com, 12 Mar. 2024
  • Both coaches were alerted to the situation at the time.
    Chuck Schilken, Los Angeles Times, 1 Apr. 2024
  • Cruise made no effort to alert the media to the dragging incident.
    Laurent Belsie, The Christian Science Monitor, 6 Feb. 2024
  • ShopRite has reached out to Price Plus club card customers who purchased this product to alert them to the recall, the company said.
    Maria Morales, Baltimore Sun, 24 Aug. 2023
  • Automated emails alert your contacts and invite them to the site.
    IEEE Spectrum, 10 Oct. 2023
  • The grocery store was alerted by one of their suppliers that the cookies may contain rocks.
    Fernando Cervantes Jr., The Arizona Republic, 29 July 2023
  • Lachance said her daughter died running to call 911 to alert first responders.
    Sarah Rumpf-Whitten, Fox News, 27 Oct. 2023
  • When set just right on the counter, the vibrations would resonate through stone and lumber, alerting the whole room: An email has arrived!
    Ian Bogost, The Atlantic, 7 July 2023
  • Curry alerted the group to the police being behind them.
    The Indianapolis Star, 3 July 2023
  • Wiz first discovered the access to the data on June 22 and alerted Microsoft.
    Chris Morris, Fortune, 19 Sep. 2023
  • Officers were alerted to the shooting at about 4 p.m. and arrived to find a man lying unconscious in the street.
    Tanasia Kenney, Miami Herald, 22 Mar. 2024
  • However, just days before the shows, the event alerted ticket holders that Halsey had dropped out of the performances.
    Daniel Kreps, Rolling Stone, 28 Oct. 2023
  • Kirby said that the U.S. alerted the Iraqi government prior to carrying out the strikes.
    Tara Copp, TIME, 3 Feb. 2024
  • The note instructed the flight attendant to alert the pilot and air traffic controllers but keep the threat from others aboard the plane, the documents said.
    CBS News, 7 July 2023
  • Bhimani alerted Brown whenever the police were patrolling the area.
    Bernice Yeung, The New Yorker, 26 July 2023
  • The girl’s mother soon alerted the other parents and arrived at Meyden’s house to pick up her daughter.
    Sean Neumann, Peoplemag, 1 Mar. 2024
  • The Milwaukee’s lookout, Dennis Harrington, saw the lights of the Hickox and alerted his captain.
    Sarah Kuta, Smithsonian Magazine, 2 Apr. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'alert.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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