a. | 1. | Containing faults, blemishes, or defects; imperfect; not fit for the use intended. |
2. | Guilty of a fault, or of faults; hence, blamable; worthy of censure. |
Adj. | 1. | faulty - characterized by errors; "he submitted a faulty report" |
2. | faulty - having a defect; "I returned the appliance because it was defective" Synonyms: defective |