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
  • 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
  • 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
  • Officials may have set off claims for a First Amendment case.
    Prem Thakker, The New Republic, 12 July 2023
  • Former President Trump sets off alarms about what his return to the White House could look like.
    Nbc Universal, NBC News, 10 Dec. 2023
  • Further strength could set off more alarm bells about inflation and Fed rate hikes.
    Paul R. La Monica, CNN, 5 Jan. 2023
  • 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 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
  • Despite the public fallout, Moceanu set off a spark behind the scenes.
    Christine Yu, SELF, 17 July 2024
  • Biden had used the word to describe Xi earlier this year, setting off a furor in the Chinese state media.
    Susan B. Glasser, The New Yorker, 17 Nov. 2023
  • The pair set off on major adventures around the globe searching for ways to defeat Black Manta.
    Lovia Gyarkye, The Hollywood Reporter, 21 Dec. 2023
  • Passage of the bill, just hours ahead of Saturday’s 12:01 a.m. shutdown deadline, set off a sprint in the Senate to avert a lapse in funding.
    Catie Edmondson, New York Times, 22 Mar. 2024
  • The discovery of a dead desert bighorn sheep near an Arizona field has set off a search for the poacher, wildlife officials said.
    Helena Wegner, Sacramento Bee, 12 Feb. 2024
  • Montgomery took a set off Sabalenka this year in Madrid during the clay-court season.
    Varun Shankar, Washington Post, 30 July 2024
  • The caller said someone egged their car and set off fireworks near their property.
    Brian Lisik, cleveland, 15 Aug. 2023
  • On a pilgrimage to Italy, an encounter with a mysterious statue set off a hunt to uncover its message.
    Sarah Schutte, National Review, 15 Sep. 2024
  • When Grady finds Ashley’s body the next day, the subsequent quest for answers sets off a chain reaction of recrimination and revelations.
    Paula L. Woods, Los Angeles Times, 18 Sep. 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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