as in defective
having a fault
the cause of the plane crash was traced to faulty wiring
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Recent Examples of faulty
Soldiers spent days scrubbed in grease, exposed to toxic chemicals, and blistering heat to find a single faulty sensor.
—
Mrigakshi Dixit, Interesting Engineering, 16 Feb. 2026
Its old building, constructed in 1939 for the Social Security Board, needed expensive renovations; reportedly had ancient, faulty wiring; was far too big; and was generally unsuitable for modern journalism.
—The Atlantic, 11 Feb. 2026
In the elaborate opening sequence, Davis steals some hot diamonds from a local jeweler and his assistants, which involves stopping them in cars and getting lucky enough to just be missed by a bullet fired from an ancient faulty pistol.
—Owen Gleiberman, Variety, 11 Feb. 2026
The issue could be a faulty door, trunk, or hood switch.
—John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 8 Feb. 2026
See All Example Sentences for faulty
Mrigakshi Dixit, Interesting Engineering, 16 Feb. 2026
Its old building, constructed in 1939 for the Social Security Board, needed expensive renovations; reportedly had ancient, faulty wiring; was far too big; and was generally unsuitable for modern journalism.
—The Atlantic, 11 Feb. 2026
In the elaborate opening sequence, Davis steals some hot diamonds from a local jeweler and his assistants, which involves stopping them in cars and getting lucky enough to just be missed by a bullet fired from an ancient faulty pistol.
—Owen Gleiberman, Variety, 11 Feb. 2026
The issue could be a faulty door, trunk, or hood switch.
—John Paul Senior Manager Public Affairs and Traffic Safety Aaa Northeast, Hartford Courant, 8 Feb. 2026
See All Example Sentences for faulty
Recent Examples of Synonyms for faulty
defective
Adjective
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During a June 2025 evidentiary hearing, the city of Torrington submitted an objection to the application as defective for lack of notice, records show.—
Sean Krofssik,
Hartford Courant,
2 Mar. 2026
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The Terms of Service of Anthropic’s defective altruism will never outweigh the safety, the readiness, or the lives of American troops on the battlefield.—
Tina Nguyen,
The Verge,
28 Feb. 2026
Cite this Entry
“Faulty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/faulty. Accessed 3 Mar. 2026.
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