- 1
Having or displaying faults; not perfect; not adequate or acceptable.
- They replaced the faulty wiring and it has worked fine ever since.
- I don't think you can infer that from the premise. It's a faulty argument.
- 2
At fault, to blame; guilty.obsolete
- Her faultie Handmayd, which that bale did breede, / Confest, how Philemon her wrought to chaunge her weede.
ant. faultless