faulty

adjective
\ ˈfȯl-tē How to pronounce faulty (audio) \
faultier; faultiest

Definition of faulty

: marked by fault or defect : imperfect

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Other Words from faulty

faultily \ ˈfȯl-​tə-​lē How to pronounce faulty (audio) \ adverb
faultiness \ ˈfȯl-​tē-​nəs How to pronounce faulty (audio) \ noun

Synonyms & Antonyms for faulty

Synonyms

Antonyms

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Examples of faulty in a Sentence

the cause of the plane crash was traced to faulty wiring
Recent Examples on the Web In both crashes, the system pushed the nose down repeatedly based on faulty sensor readings, and pilots were unable to regain control. David Koenig, ajc, "Boeing Max returns to US skies with first passenger flight," 29 Dec. 2020 In both crashes, the system pushed the nose down repeatedly based on faulty sensor readings, and pilots were unable to regain control. David Koenig, The Christian Science Monitor, "Boeing gets a boost as its 737 Max returns to US skies," 29 Dec. 2020 In both crashes, the system pushed the nose down repeatedly based on faulty sensor readings, and pilots were unable to regain control. David Koenig, Anchorage Daily News, "Boeing 737 Max returns to US skies with first passenger flight after 2-year grounding," 29 Dec. 2020 In both crashes, the system pushed the nose down repeatedly based on faulty sensor readings, and pilots were unable to regain control. CBS News, "Boeing 737 Max returns to U.S. skies after nearly 2 years," 29 Dec. 2020 The non-stop blinking was thought to be faulty brake lights, and no one associated it with actually making a turn. Leslie Anne Tarabella, al, "The great debate: To blink or not to blink," 4 Nov. 2020 The system, called MCAS, pushed the noses of planes down based on faulty sensor readings, and pilots were unable to regain control. chicagotribune.com, "Pilots say FAA proposal for Boeing 737 Max training needs work," 3 Nov. 2020 Hope’s bill has a longer list of car defects that police could not act on, including faulty brake lights, which Bell said could present a hazard to drivers. Laura Vozzella, Washington Post, "Virginia Democrats advance measures tightening thresholds for traffic stops," 29 Aug. 2020 The president did all that, but my prediction was faulty. Los Angeles Times, "Column: OK, so I got a few things wrong in 2020: A columnist’s confession," 30 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'faulty.' 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 faulty

14th century, in the meaning defined above

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Time Traveler for faulty

Time Traveler

The first known use of faulty was in the 14th century

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Statistics for faulty

Last Updated

19 Jan 2021

Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 20 Jan. 2021.

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More Definitions for faulty

faulty

adjective
How to pronounce faulty (audio)

English Language Learners Definition of faulty

: having a mistake, fault, or weakness

faulty

adjective
\ ˈfȯl-tē How to pronounce faulty (audio) \
faultier; faultiest

Kids Definition of faulty

: having a fault, flaw, or weakness : imperfect

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