How to Use set off in a Sentence

set off

verb
  • The success of these drugs has set off a boom in research.
    Emma Court, Fortune Well, 31 Jan. 2024
  • The trio sets off on a mission for Aang to learn all four elements and help save the world.
    Kelly Lawler, USA TODAY, 22 Feb. 2024
  • The video set off a sales frenzy, one that Leahy doesn’t see slowing down.
    James Manso, WWD, 25 Sep. 2024
  • For most people, cold hands shouldn’t set off alarm bells.
    Caroline C. Boyle, USA TODAY, 17 Aug. 2024
  • But the officials missed the deadline, setting off the rest of the delays.
    Jaden Edison, Hartford Courant, 13 Jan. 2024
  • His memoir, The Thrill of the Chase, set off a nationwide treasure hunt.
    Popular Mechanics, 10 Mar. 2023
  • Once again, Talking Heads are setting off dance parties around the world.
    Rob Tannenbaum, Los Angeles Times, 20 Sep. 2023
  • Ralph DeFalco of Annapolis brought his young children to the ocean at 2:45 a.m. to watch the boats set off.
    Hayes Gardner, Baltimore Sun, 11 Aug. 2023
  • To set off the look, the actress carried a hot pink handbag and sparkly retro cell phone.
    Genevieve Cepeda, Peoplemag, 28 Nov. 2023
  • On Wall Street, that set off speculation that a merger might be in the works.
    Aaron Pressman, BostonGlobe.com, 19 Jan. 2023
  • Deng was still in charge when the next prominent death set off a series of events that resonate to this day.
    Isabel Hilton, The Atlantic, 1 Dec. 2022
  • Duplantis rose, rose, let go—and cleared the bar, falling to the mat and setting off a cathartic roar.
    Sean Gregory / Saint-Denis, TIME, 6 Aug. 2024
  • Forgot when Amelia Earhart set off on her fateful flight?
    Daniel Wu, Washington Post, 18 Jan. 2023
  • The royal set off around 7 a.m. local time, awake for the early workout likely thanks in part to the jet lag as the U.K. is five hours ahead.
    Simon Perry, Peoplemag, 19 Sep. 2023
  • His luscious food calls for a party and the restaurant obliges with a private room, set off with a red rug on the wall, that can seat up to 50.
    Tom Sietsema, Washington Post, 27 Nov. 2023
  • Prices surged in the days leading to July 4 as travelers set off on trips.
    Miami Herald Archives Update, Miami Herald, 8 July 2024
  • Last August, the news of a dying man left at a gas station set off alarm bells for Hammer and his team.
    ABC News, 15 Dec. 2022
  • Officials may have set off claims for a First Amendment case.
    Prem Thakker, The New Republic, 12 July 2023
  • Hughlett appeared to pull the ball back prematurely, which may have set off the chain of events.
    cleveland, 23 Oct. 2022
  • Former President Trump sets off alarms about what his return to the White House could look like.
    Nbc Universal, NBC News, 10 Dec. 2023
  • No team has yet taken a set off the Dons’ girls volleyball team this season.
    Terry Monahan, San Diego Union-Tribune, 12 Nov. 2022
  • Further strength could set off more alarm bells about inflation and Fed rate hikes.
    Paul R. La Monica, CNN, 5 Jan. 2023
  • The plump green bug was spotted near the State House on Beacon Hill, setting off a frenzy in the media and online.
    Mike Deehan, Axios, 26 Sep. 2024
  • That's because when a baby lies on their back, mucus drips down the nasal passages to the back of the throat and sets off a cough response to keep the fluid out of the lungs.
    Rebecca Stewart, Parents, 21 Dec. 2023
  • The four friends set off on a bike ride Oct. 9, the Okmulgee Police Department said last week.
    Tim Stelloh, NBC News, 21 Oct. 2022
  • The war was set off by the militant group Hamas' Oct. 7 attack in southern Israel.
    Tom Vanden Brook, USA TODAY, 14 Aug. 2024
  • Burglars gained access to the building and entered the vault without setting off the alarms.
    Alexandra Banner, CNN, 5 Apr. 2024
  • At the end of the school year, my father loaded my brother Scott into a VW van and set off overland for India.
    Jon Lee Anderson, The New Yorker, 8 Jan. 2024
  • Pidgeon elaborated in an interview that odd phrases and a lack of emojis in the messages set off alarm bells.
    James Powel, USA TODAY, 25 Nov. 2024
  • The complaints were set off by a chaotic squabble over the weekend in the House of Representatives, where the vice president’s chief of staff, Zuleika Lopez, has been temporarily detained.
    Jim Gomez, Los Angeles Times, 27 Nov. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'set off.' 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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