US /ˈfɔlti/ UK /ˈfɒlti/
adj Freq #13906

Meanings

  1. 1
    adj

    Not working correctly because of a defect.

    They replaced the faulty wiring and it has worked fine ever since.

  2. 2
    adj

    Containing mistakes or errors.

    His argument was based on faulty reasoning.

Thesaurus

Synonyms
1 adj · not working correctly... defective
2 adj · containing mistakes or errors. wrong
Opposites
Word family
Forms faultierfaultiestfaultiness
Derived forms faultilyfaultinessnonfaultyunfaulty

Common collocations

Etymology

From fault + -y.

Topics

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