lack of honesty and trust: Bad faith on the part of both negotiators doomed the talks from the outset.
Not All Bad: 7 Ways “Bad” Can Be GoodPeople (and Thesaurus.com) have known for a while that sometimes being bad is really, really good—especially in the bad phrases below. Carry on.
Compare good faith.
Related formsbad-faith, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for bad faith
intention to deceive; treachery or dishonesty (esp in the phrase in bad faith)
Also called: mauvaise foi (in the philosophy of the 20th-century French philosopher Jean-Paul Sartre) self-deception, as when an agent regards his actions as conditioned by circumstances or conventions in order to evade his own responsibility for choosing them freely
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012