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 fromshut 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 Set pool pumps to run early morning or overnight; shutoff from 4:00-6:00 p.m. Turn off and unplug non-essential lights and appliances. Randy Diamond,, "Heat wave sets all-time record for CPS Energy usage," 14 Aug. 2019 That compared with about 56,000 disconnections in 2017, when the company paused those shutoffs for two monthsand enacted a rate increase more than halfway into the year, and about 88,000 in 2016 before the rate hike. Ryan Randazzo, azcentral, "APS settled claims for 2 customers who died after their power was shut off," 3 July 2019 Its automatic engine shutoff when idling is nearly imperceptible. Mark Phelan, USA TODAY, "Why the new Ford Explorer has more in common with BMW and Mercedes," 19 June 2019 We were also impressed by its ease of starting, torque, and ease of shutoff. Popular Mechanics, "The 2019 Popular Mechanics Tool Awards," 14 June 2019 Tented booths at San Diego Gas & Electric’s recent Wildfire Mitigation & Resiliency Fair gave people an opportunity to learn about SDG&E’s fire safety programs, public safety power shutoffs and how to be prepared for emergencies. Julie Gallant, Ramona Sentinel, "Experts share strategies at wildfire preparedness fair," 16 Sep. 2019 Last month, Wiener and other senators grilled the company about its shutoff calculus at a five-hour hearing at the state Capitol. Dustin Gardiner,, "Wiener proposes legislation to limit PG&E shutoffs," 6 Sep. 2019 Because that now includes transmission lines, those shutoffs could affect customers well away from those areas. Mallory Moench,, "FCC pressures cell service providers to prepare for California wildfire power shutoffs," 16 Sep. 2019 Its automatic engine shutoff when idling is nearly imperceptible. Mark Phelan, USA TODAY, "Why the new Ford Explorer has more in common with BMW and Mercedes," 19 June 2019 Recent Examples on the Web: Verb Nearby residents sheltered in place while firefighters waited for San Diego Gas & Electric workers to arrive to shut off the gas line. Karen Kucher, San Diego Union-Tribune, "3 displaced by City Heights house fire," 21 Oct. 2019 But then your entire life is a thing of choosing things, and that means shutting off other doors. Madeleine Kearns, National Review, "An Interview with Douglas Murray: Gender, Race, and Identity," 1 Oct. 2019 Ten minutes into a mind-numbing demonstration of the phone’s features convinced me to shut off the tape and start punching the buttons myself. Amy Lindgren, Twin Cities, "Working Strategies: ‘Onboarding’ yourself when starting a new job," 20 July 2019 Both Voyager spacecraft wrapped up their work in 1990, and to preserve power, their cameras were shut off. Laura Mallonee, WIRED, "Space Photos of the Week: A Tribute to Voyager’s Twin Trippers," 13 July 2019 Six engine/transmission combinations will be available, including new 5.3L and 6.2L V8s with fuel management systems that can shut off gasoline to any number of cylinders, and industry first. Mark Phelan, Detroit Free Press, "2019 Chevrolet Silverado sheds weight, gains new style and features," 13 Jan. 2018 Each of their two-bedroom suites is equipped with its own air conditioning system that automatically shuts off when a window is opened. Daniel Langhorne, Daily Pilot, "New dorm marks Chapman University’s progress toward housing more students, improving neighbor relations," 9 Aug. 2019 Add a pinch of salt and a pinch of sugar and shut off the heat. Liz Biro, Indianapolis Star, "The best way to cook corn on the cob according to Food Network's Alex Guarnaschelli," 30 July 2019 The mountains and desert should dry out over the weekend when the ridge of high pressure shifts west, shutting off the flow of moisture from the south. San Diego Union-Tribune, "More thunderstorms likely in mountains and desert," 22 July 2019

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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Statistics for shutoff

Last Updated

25 Oct 2019

Time Traveler for shutoff

The first known use of shutoff was in 1818

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More from Merriam-Webster on shutoff

Thesaurus: All synonyms and antonyms for shutoff

Rhyming Dictionary: Words that rhyme with shutoff

Comments on shutoff

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concealed or difficult to comprehend

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