faultier; faultiest
Synonyms of faultynext
: 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.
The 1991 movie stars Nick Nolte as Sam Bowden, the one-time public defender who Cady haunts, blaming his long prison incarceration for rape on purposefully faulty defense tactics. Bryan Alexander, USA Today, 31 Mar. 2026 Those faulty assumptions have continued to the present day. Daniel Depetris, Chicago Tribune, 31 Mar. 2026 The broader transportation program was also plagued with allegations of fraud in 2023 -- shortly after HCPF, relying on an apparently faulty analysis, recommended a significant increase in reimbursement rates in that service. Seth Klamann, Denver Post, 30 Mar. 2026 On March 13, the FAA said faulty equipment being worked on by a contractor caused a strong odor that prompted an evacuation of the crucial air traffic facility. De'anthony Taylor, Baltimore Sun, 28 Mar. 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

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Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 3 Apr. 2026.

Kids Definition

faulty

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

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