faultier; faultiest
: marked by fault or defect : imperfect
faultily adverb
faultiness noun

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.
Huntington’s is caused by a single faulty gene, so a parent has a 50% chance of passing it to a child. Claire Cameron, semafor.com, 28 Sep. 2025 Foerster was shot on May 2, 1973, after state troopers pulled over Shakur and two BLA members — Zayd Malik Shakur and Sundiata Acoli — on the New Jersey Turnpike, allegedly for a faulty taillight. Jon Blistein, Rolling Stone, 26 Sep. 2025 Ford has recalled more than 115,000 trucks that may have a faulty steering column upper shaft, which could result in loss of steering control. Greta Cross, USA Today, 24 Sep. 2025 This helps detect issues like air pockets, water damage, or faulty joints early and allows timely repairs. Georgina Jedikovska, Interesting Engineering, 23 Sep. 2025 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

Browse Nearby Words

Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 29 Sep. 2025.

Kids Definition

faulty

adjective
faultier; faultiest
: having a fault or weakness : imperfect
faultily adverb
faultiness noun

More from Merriam-Webster on faulty

Last Updated: - Updated example sentences
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