responsibility for failure or a wrongful act: It is my fault that we have not finished.
an error or mistake: a fault in addition.
a misdeed or transgression: to confess one's faults.
Sports. (in tennis, handball, etc.)
a ball that when served does not land in the proper section of an opponent's court.
a failure to serve the ball according to the rules, as from within a certain area.
Geology, Mining. a break in the continuity of a body of rock or of a vein, with dislocation along the plane of the fracture (fault plane ).
Manège. (of a horse jumping in a show) any of a number of improper executions in negotiating a jump, as a tick, knockdown, refusal, or run-out.
Electricity. a partial or total local failure in the insulation or continuity of a conductor or in the functioning of an electric system.
Hunting. a break in the line of scent; a losing of the scent; check.
Obsolete. lack; want.
Geology. to cause a fault in.
to find fault with, blame, or censure.
Idioms about fault
open to censure; blameworthy: to be at fault for a mistake.
in a dilemma; puzzled: to be at fault as to where to go.
(of hounds) unable to find the scent.
- post·fault, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use fault in a sentence
The emergency pivot to remote learning for K–12 students last spring illuminated longstanding educational fault lines in the United States.Creative school plans could counter inequities exposed by COVID-19 | Sujata Gupta | September 8, 2020 | Science News
They had definitely gone through various stages of believing it was their fault, that they were silly to have believed him.“People want to believe”: How Love Fraud builds an absorbing docuseries around a romantic con man | Alissa Wilkinson | September 4, 2020 | Vox
Throughout the scandal – and resulting budget cuts – Janney insisted the problems were not her fault and that she could steer the district back to financial stability.
That finding hints that CO2 rising toward Earth’s surface can change pressure along faults to trigger earthquakes, researchers report online August 26 in Science Advances.Carbon dioxide from Earth’s mantle may trigger some Italian earthquakes | Maria Temming | August 26, 2020 | Science News
That said, the primary process can still reveal different fault lines in the party.Biden Had To Fight For The Presidential Nomination. But Most VPs Have To. | Julia Azari | August 20, 2020 | FiveThirtyEight
For a few minutes it seemed like old times, a return to the clearer fault-lines of the Cold War.
Race is the San Andreas fault of our culture as well as our history.The Wildly Peaceful, Human, Almost Boring, Ultimately Great New York City Protests for Eric Garner | Mike Barnicle | December 8, 2014 | THE DAILY BEAST
It seemed she echoed all the things I was telling myself—this is YOUR fault.
Big Bird's honest reaction will emotionally wreck you in a way even The fault in Our Stars can't.
It distorts more and more every day of the month, every year, due to the slow effects of fault creep.
You never cared—you were too proud to care; and when I spoke to you about my fault, you did n't even know what I meant.Confidence | Henry James
De Robeck agrees that we don't know enough yet to warrant us in fault-finding or intervention.Gallipoli Diary, Volume I | Ian Hamilton
At other times they have a dreadful look of being fibs invented for the purpose of covering a fault.Children's Ways | James Sully
The French Railroads are better in this respect, and the American cannot be worse, though the fault is not unknown there.Glances at Europe | Horace Greeley
At the very commencement of the campaign Massna committed a fault which almost ruined his career.Napoleon's Marshals | R. P. Dunn-Pattison
British Dictionary definitions for fault
an imperfection; failing or defect; flaw
a mistake or error
an offence; misdeed
responsibility for a mistake or misdeed; culpability
electronics a defect in a circuit, component, or line, such as a short circuit
geology a fracture in the earth's crust resulting in the relative displacement and loss of continuity of the rocks on either side of it
tennis squash badminton an invalid serve, such as one that lands outside a prescribed area
(in showjumping) a penalty mark given for failing to clear or refusing a fence, exceeding a time limit, etc
hunting an instance of the hounds losing the scent
deficiency; lack; want
guilty of error; culpable
(of hounds) having temporarily lost the scent
find fault to seek out minor imperfections or errors (in); carp (at)
to a fault excessively
geology to undergo or cause to undergo a fault
(tr) to find a fault in, criticize, or blame
(intr) to commit a fault
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
Scientific definitions for fault
A fracture in a rock formation along which there has been movement of the blocks of rock on either side of the plane of fracture. Faults are caused by plate-tectonic forces. See more at normal fault reverse fault strike-slip fault thrust fault transform fault. See Note at earthquake.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for fault
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Other Idioms and Phrases with fault
see at fault; find fault; to a fault.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.