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

Example Sentences

the cause of the plane crash was traced to faulty wiring
Recent Examples on the Web There were supposed to be three, but one of the quartz panes was faulty, so its opening had to be plugged with more steel. Brad Fox, Smithsonian Magazine, 16 May 2023 Hayes says that’s based on faulty assumptions about how broadly the tax would apply. Todd J. Gillman, Dallas News, 13 Apr. 2023 The mother of rapper Flo Rida's son sued her landlord Monday, alleging her 6-year-old son fell out of a fifth-story window after multiple complaints about faulty window guards. Doha Madani, NBC News, 30 Mar. 2023 The technology has also drawn criticism for providing faulty information and for its potential to introduce bias in searches. Elizabeth Napolitano, CBS News, 9 Mar. 2023 Bad sectors on your hard drive, a faulty power supply, a bad memory stick, or even something that’s plugged into a USB port can be the cause. Ken Colburn, The Arizona Republic, 6 Feb. 2023 For example, even though Collins Aerospace manufactured the faulty flight deck software which resulted in the 2018/2019 crashes, Boeing accepted full liability and sole responsibility for the 737 MAX crashes and paid a whopping $2.5 billion to settle criminal probes from the Department of Justice. Jeffrey Sonnenfeld, Fortune, 17 Apr. 2023 The faulty forms appeared during a hearing in 2019 as part of another of Rodriguez’s prosecutions. Brett Murphy, ProPublica, 17 Apr. 2023 Ultimately, her downfall began in 2015 amid investigations from journalists and regulators over the medical company's faulty product, which claimed to provide accurate information from tests using just a few drops of blood. Max Zahn, ABC News, 11 Apr. 2023 See More

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 31 May. 2023.

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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