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.
Craft Men’s Pure Trail Trail-Running Shoes, $85 (originally $170) Craft Men’s Pure Trail Trail-Running Shoes Best Camping and Hiking Deals Don’t get caught with faulty outdoor gear this spring. Amelia McBride, Travel + Leisure, 14 Mar. 2025 The foundational premises of this worldview are faulty. Jacob Hale Russell, TIME, 4 Mar. 2025 Or perhaps something more fundamental is at play—maybe an AI model trained on faulty logic behaves illogically or erratically. Ars Technica, 26 Feb. 2025 The problem with this heroic mythology, however, is that it’s based on a faulty premise. Cal Newport, The New Yorker, 25 Feb. 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 17 Mar. 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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