faulty

adjective

ˈfȯl-tē How to pronounce faulty (audio)
faultier; faultiest
Synonyms of faulty
: marked by fault or defect : imperfect
faultily
ˈfȯl-tə-lē How to pronounce faulty (audio)
adverb
faultiness
ˈfȯl-tē-nəs How to pronounce faulty (audio)
noun

Synonyms of faulty

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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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Across America, rogue cops have used Flock data to stalk ex-wives and girlfriends, held families at gunpoint after faulty readings, and kept one woman in jail for 13 days before admitting that the cameras had led them astray. — Jack Crosbie, Rolling Stone, 31 Aug. 2026 When Coyote arrives at Kevin’s office, the man wants to aim for only a small settlement for Acme’s faulty rocket shoes despite his client’s wealth of evidence of other product failures. — Angelica Jade Bastién, Vulture, 28 Aug. 2026 Detainees have long complained about harsh conditions, including faulty cooling and water systems. — Jonny Hallam, CNN Money, 27 Aug. 2026 That indicates that these faulty entries were manually generated by humans. — Dan Goodin, ArsTechnica, 27 Aug. 2026 See All Example Sentences for faulty

Word History

First Known Use

14th century, in the meaning defined above

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

Rhymes for faulty

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Browse Nearby Words

fault vent
faulty
fault zone
See all Nearby Words

Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 2 Sep. 2026.

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Kids Definition

faulty

adjective
ˈfȯl-tē How to pronounce faulty (audio)
faultier; faultiest
: having a fault or weakness : imperfect
faultily
-tə-lē How to pronounce faulty (audio)
adverb
faultiness
-tē-nəs How to pronounce faulty (audio)
noun
Last Updated: - Updated example sentences
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