shutoff

or shut-off

[ shuht-awf, -of ]
/ ˈʃʌtˌɔf, -ˌɒf /
||

noun

an object or device that shuts (something) off: the automatic shutoff on a heater.
an act or instance of shutting off something, as an opening, a flow, or a service: a shutoff of electric power due to unpaid bills.

Nearby words

  1. shut-out bid,
  2. shutdown,
  3. shute,
  4. shute, nevil,
  5. shuteye,
  6. shutout,
  7. shutter,
  8. shutter priority,
  9. shutter release,
  10. shutter speed

Origin of shutoff

First recorded in 1865–70; noun use of verb phrase shut off

Origin of shut

before 1000; Middle English s(c)hutten, s(c)hetten, s(c)hitten Old English scyttan “to bolt (a door)”; akin to shoot1

SYNONYMS FOR shut
ANTONYMS FOR shut
1. open.

Related formshalf-shut, adjectivere·shut, verb, re·shut, re·shut·ting.un·shut, adjective

Synonym study

1. See close.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for shut-off


British Dictionary definitions for shut-off

shut-off

noun

a device that shuts something off, esp a machine control
a stoppage or cessation

verb shut off (tr, adverb)

to stem the flow of
to block off the passage through
to isolate or separate

shut

/ (ʃʌt) /

verb shuts, shutting or shut

adjective

closed or fastened

noun


Word Origin for shut

Old English scyttan; related to Old Frisian sketta to shut in, Middle Dutch schutten to obstruct

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

Word Origin and History for shut-off

shut

v.

Old English scyttan "to put (a bolt) in place so as to fasten a door or gate, bolt, shut to; discharge, pay off," from West Germanic *skutjan (cf. Old Frisian schetta, Middle Dutch schutten "to shut, shut up, obstruct"), from PIE *skeud- "to shoot, chase, throw" (see shoot (v.)). Related: Shutting.

Meaning "to close by folding or bringing together" is from mid-14c. Meaning "prevent ingress and egress" is from mid-14c. Sense of "to set (someone) free (from)" (c.1500) is obsolete except in dialectal phrases such as to get shut of. To shut (one's) mouth "desist from speaking" is recorded from mid-14c.

Online Etymology Dictionary, © 2010 Douglas Harper

Idioms and Phrases with shut-off

shut

In addition to the idioms beginning with shut

  • shut down
  • shut off
  • shut one's eyes to
  • shut out
  • shut the door
  • shut up

also see:

  • close (shut) down
  • close (shut) one's eyes to
  • close (shut) the door on
  • keep one's mouth shut
  • open and shut case
  • put up or shut up
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.