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 Earlier this week, NASA and Boeing were forced to stand down from a launch attempt of the Starliner spacecraft due to a faulty valve that ground teams discovered just hours before liftoff. Passant Rabie / Gizmodo, Quartz, 13 May 2024 Amid the calm, there's a flurry of activity—a homeowner dealing with a malfunctioning air conditioner, a plumber rushing to fix a burst pipe, and an electrician working on troubleshooting a faulty circuit. Chris Gallagher, USA TODAY, 12 May 2024 See all Example Sentences for faulty 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'faulty.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Dictionary Entries Near faulty

Cite this Entry

“Faulty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/faulty. Accessed 27 May. 2024.

Kids Definition


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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