shut·​off | \ ˈshət-ˌȯf How to pronounce shutoff (audio) \

Definition of shutoff

 (Entry 1 of 2)

1 : something (such as a valve) that shuts off

shut off

shut off; shutting off; shuts off

Definition of shut off (Entry 2 of 2)

transitive verb

1 : to close off : separate usually used with from shut off from the rest of the world
2a : to cut off (a flow or passage) : stop shuts off the oxygen supply
b : to stop the operation of (something, such as a machine) shut the motor off

intransitive verb

: to cease operating : stop shuts off automatically

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Examples of shutoff in a Sentence

Noun the utility company threatened them with the shutoff of electricity if the bills weren't paid Verb threatened to shut off peace talks if the other side kept making unreasonable demands shut off the computer to save electricity
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Recent Examples on the Web: Noun More than 150,000 customers in eight counties are under consideration for a power shutoff, including an additional 38,500 in Los Angeles County, 34,500 in San Bernardino County and 13,800 in Ventura County. Hayley Smith, Los Angeles Times, "Power shutoffs hit Southern California as dangerous fire weather returns," 7 Dec. 2020 According to USA Today, San Diego Gas & Electric has pulled the plug on around 24,000 people, with an additional 73,000 under safety shutoff advisories. Julia Musto, Fox News, "Calif. utility could leave 130,000 without power to curb extreme fire risk," 6 Dec. 2020 Consumers Energy shutoff protections began March 16. Nushrat Rahman, Detroit Free Press, "Extra funding for energy assistance ends this month: How to get help," 8 Sep. 2020 The detectors and shutoff device are on sale now, but the sump pump monitor will go on sale late this year, with the price still TBD. Popular Mechanics Editors, Popular Mechanics, "Best of CES 2021: The Most Promising and Exciting Tech This Year," 15 Jan. 2021 As the Jeep drove back to the starting line, sending its chase vehicle backward like a linebacker, Darpa hit its emergency shutoff. Alex Davies, Wired, "The Autonomous-Car Chaos of the 2004 Darpa Grand Challenge," 6 Jan. 2021 Applicants must provide a shutoff notice or water bill that is 30 days past due plus payment history and income documentation., "Community news for the Glastonbury edition," 4 Dec. 2020 The order took effect at 5 p.m. Monday and enables businesses to continue the sale of alcohol for off-site consumption after the 9 p.m. shutoff for on-site consumption. Nyamekye Daniel, Washington Examiner, "Cooper signs order allowing carryout, delivery of mixed drinks," 22 Dec. 2020 Conveniently, there is an auto-shutoff feature that makes sure it’s not left on by mistake. Sarah Vincelette, USA TODAY, "25 thoughtful get-well-soon gifts to send to loved ones," 9 Dec. 2020 Recent Examples on the Web: Verb Martinez had his hands full throughout the past year, dealing with a COVID-19 outbreak on the Warm Springs Indian Reservation, a destructive wildfire season, and infrastructure failures that shut off water to thousands of residents. Michael Kohn, oregonlive, "As he fought to protect tribal members, COVID-19 brought unimaginable loss for Warm Springs leader," 7 Feb. 2021 The digital display has a six-speed temperature adjustment and intelligent timing to automatically shut off back and hip heating. Popular Science, "The best heated chairs for pain relief and maximum comfort," 6 Jan. 2021 There's also Zoom Spot, in which players shut off their cameras briefly while one person secretly adds or removes an object in their room. Star Tribune, "These new and old family games are perfect for Zoom," 18 Dec. 2020 Even though fans weren’t allowed in the building, there was a soft hum of crowd noise that filled the empty arena the entire game like a bathroom fan that never gets shut off. Dan Woike, Los Angeles Times, "Return of NBA champion Lakers, and pro basketball to L.A., chills more than thrills," 11 Dec. 2020 Downey and her organization recently helped move families from the decrepit Star Motel in Kissimmee, where electricity and water were shut off, into apartments and rental homes. Naseem S. Miller,, "AdventHealth donates $2 million to nonprofits; Community Hope Center in Osceola County gets $600,000," 1 Dec. 2020 During last year’s outages, my family would trek into San Francisco, where the power was never shut off, to juice up at Starbucks or a library, grab dinner, and maybe see a movie before trekking home to the dark. Christopher Null, Wired, "Going Solar: My Year-Long Quest to Get Off the Grid," 12 Nov. 2020 Power restoration in areas that had been shut off would not come until Tuesday, after crews had inspected power lines for damage, Paulo said. Steve Rubenstein,, "High winds and dry weather will send fire danger soaring on Sunday," 24 Oct. 2020 Messages will shut off automatically when plows are out of range or if the plow turns off the road or reverses direction, Falgren said. Tim Harlow, Star Tribune, "MnDOT turns to digital signs to warn drivers about snowplows," 27 Jan. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'shutoff.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of shutoff


1847, in the meaning defined at sense 1


1818, in the meaning defined at transitive sense 1

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Time Traveler for shutoff

Time Traveler

The first known use of shutoff was in 1818

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Statistics for shutoff

Last Updated

21 Feb 2021

Cite this Entry

“Shutoff.” Dictionary, Merriam-Webster, Accessed 4 Mar. 2021.

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