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.
Misrouted referrals or faulty diagnostic recommendations can have life-threatening consequences. Jeffrey Sonnenfeld, Fortune, 2 May 2026 Representatives for DeSantis have argued that the Fair Districts Amendments, approved by voters in 2010, are faulty. Oren Oppenheim, ABC News, 29 Apr. 2026 The emu, identified as Picasso, escaped her home and ran approximately a mile after slipping through a gate with a faulty latch, UPI reports. Madison E. Goldberg, PEOPLE, 28 Apr. 2026 One performance endures a half-century later, a record so unchallenged through the years that even its owner’s faulty memory cannot erase it. Scott M. Reid, Oc Register, 25 Apr. 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 May. 2026.

Kids Definition

faulty

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

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