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  • shut-off
    shut-off
    noun
    a device that shuts something off, esp a machine control
  • shut off
    shut off

    Stop the flow or passage of, as in They shut off the water while repairs were being made . [Early 1800s]

Synonyms

shut-off

British  

noun

  1. a device that shuts something off, esp a machine control

  2. a stoppage or cessation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to stem the flow of

  2. to block off the passage through

  3. to isolate or separate

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
shut off Idioms  
  1. Stop the flow or passage of, as in They shut off the water while repairs were being made . [Early 1800s]

  2. Close off, isolate, as in Loners shut themselves off from the community . [First half of 1800s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

An extended shut-off of jet fuel and diesel from the Middle East into the global market could pit the fuel-poor U.S. coasts against Europe and Asia for supplies.

From The Wall Street Journal ● Mar. 7, 2026

But the gas is still off and electricity bills keep mounting this winter, leaving her in fear of another shut-off.

From BBC ● Jan. 10, 2026

America’s workplaces have been getting safer for more than a century now—cleaner, fewer fire risks, auto shut-off switches on tools, and even eye goggles and steel-toed boots.

From Barron's ● Nov. 15, 2025

Portuguese Bend resident Mike Hong said Saturday that he’d only learned of the impending shut-off an hour earlier.

From Los Angeles Times ● Aug. 31, 2024

“We have to turn the shut-off valve, take the pipe apart, put on a new connector, and stick it back together again.”

From "The City of Ember" by Jeanne DuPrau

At least 14 cities and counties have shut off more than 900 Flock cameras since state funding was rescinded in late August, and more are scheduled to decide their next steps in the coming weeks.

From Salon ● Sep. 28, 2026

But in the meantime, the plant formerly known as Ilva has been ordered to shut off its blast furnaces by October 28 due to the presence of asbestos and illegal levels of fine airborne particles.

From Barron's ● Sep. 17, 2026

The Southern California Gas Co. also responded to the scene and shut off the gas.

From Los Angeles Times ● Sep. 8, 2026

I had trouble with some of the kiosks, and at one airport they were shut off on my arrival.

From The Wall Street Journal ● Aug. 14, 2026

I turned over and shut off the nightstand lamp on my side of the bed.

From "100 Sideways Miles" by Andrew Smith

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