Faulty

/ˈfɔːlti/

Meaning & Definition

adjective
having defects or shortcomings; not working correctly.
The faulty wiring in the house caused several power outages.
characterized by errors or mistakes.
The faulty logic in his argument led to a flawed conclusion.
not functioning as intended; defective.
She returned the faulty appliance to the store for a refund.
descriptive of a system or procedure that has issues affecting its performance.
The faulty system failed to detect the fraud attempts.

Etymology

Middle English, from fault + -y

Common Phrases and Expressions

faulty assumption
A belief that is incorrect or not based on solid evidence.
faulty reasoning
Logic that has errors or is flawed.

Related Words

fault
A mistake or error in judgment.
defect
A shortcoming, imperfection, or lack.

Slang Meanings

Having issues or not up to standard.
That car is faulty, man. It's always breaking down.
Something that's messed up or not right.
His plans were totally faulty; everything went wrong.