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Synonyms

bad faith

American  

noun

  1. lack of honesty and trust.

    Bad faith on the part of both negotiators doomed the talks from the outset.


bad faith British  

noun

  1. intention to deceive; treachery or dishonesty (esp in the phrase in bad faith )

  2. 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

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Percival also warned that alerting lawmakers would be seen as “in bad faith and bordering on material misrepresentation to Congress.”

From The Wall Street Journal • Mar. 3, 2026

Among its accusations, the labor group also said that guild management has “surveilled workers for union activity, terminated union supporters, and engaged in bad faith surface bargaining.”

From Los Angeles Times • Feb. 17, 2026

Unionized Post-Gazette editorial staff have been on strike since October 2022, pushing for better wages and healthcare benefits and accusing the company of years of bargaining in bad faith.

From The Wall Street Journal • Jan. 7, 2026

External link of acting in bad faith by considering additional duties on steel and aluminum products.

From Barron's • Dec. 10, 2025

I am afraid of seeming either to promise more than I can perform, which suggests complete irresponsibility, or to perform less than I can, which suggests bad faith and indifference.

From "Words Like Loaded Pistols" by Sam Leith

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