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.
This four-part drama is based on the true story of U.K. sub-postmasters who were falsely accused of theft due to a faulty computer system, revealing one of the worst miscarriages of justice in British history. Marcus Jones, IndieWire, 17 Apr. 2025 Police believe the women may have been exposed to the gas from a faulty heater in their hotel room, WCVB reported. Jonathan Limehouse, USA Today, 27 Mar. 2025 And while programmed cell death (apoptosis) is a critical mechanism for deleting faulty and old cells in order for the body to regenerate new, more productive cells, HFSCs even at their most active will ultimately work themselves to death without adequate MCL-1 protection. New Atlas, 26 Mar. 2025 When parts fail, the most typical thing to look for are faulty brakes. Bestreviews, The Mercury News, 26 Mar. 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

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Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 22 Apr. 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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