Noun
The misrepresentation of one's own true motive.
(law) Intent to deceive or mislead another to gain some advantage; dishonesty or fraud in a transaction (such as knowingly misrepresenting the quality of something that is being bought or sold).
(law) A malicious motive by a party in a lawsuit. This has an effect on the ability to maintain causes of action and obtain legal remedies.
(philosophy) The existentialist concept of denying one's total freedom of will.
Source: en.wiktionary.orgIgnorance is not bad faith. But persistence in ignorance is. Joanna Russ
It is the shared bad faith by which individuals help each other sustain the illusion that they can shirk their spiritual destiny by joining the public. Merold Westphal
Bad faith likes discourse on friendship and loyalty. Mason Cooley
They are in bad faith - they are afraid - and fear, bad faith have an aroma that the gods find delicious. Yes, the gods like that, the pitiful souls. Jean-Paul Sartre
Do not be deceived by the way men of bad faith misuse words and names," the Black Pope was saying, and now his head was quite powdered with snow. "It used to be only the English who excelled in the deception of words. Then the French went even beyond them, and now the whole world is adept at it. R. A. Lafferty
Among other examples, the tort of insurance bad faith arises out of a contractual relationship, and "collateral torts" such as wrongful dismissal involving possible overlap with labour law contracts. Source: Internet