Definition of bona fides in English:

bona fides

noun

  • 1A person's honesty and sincerity of intention.

    ‘he went to great lengths to establish his liberal bona fides’
    • ‘Nor, in consequence should we be easily persuaded as to their democratic bona fides.’
    • ‘The above are only a handful of the scores of decisions recognizing the cult's religious bona fides around the world.’
    • ‘He has more progressive Democratic bona fides than his opponent will ever earn in his short political lifetime.’
    • ‘In many cases, you are not liable for something going wrong if you showed ‘bona fides.’’
    • ‘If journalists want to establish licensure, bona fides can be made secure, but only by virtue of the power of the license grantor - usually the government.’
    • ‘The Department takes its responsibility to review the bona fides of new shipper sales very seriously.’
    soundness, reasonableness, rationality, logic, justifiability, defensibility, sustainability, plausibility, viability, bona fides, effectiveness, cogency, power, credibility, believability, force, strength, weight, foundation, substance, substantiality, authority, reliability
    legal acceptability, authenticity, correctness, bona fides, genuineness
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    1. 1.1informal [treated as plural] Documentary evidence showing a person's legitimacy; credentials.
      ‘are you satisfied with my bona fides?’
      • ‘Now, however, the bona fides of some of those ordinations are in question because the owner of the website is not legally an officer of the church.’
      • ‘The concession only applies where satisfactory evidence is furnished to establish the bona fides of the case.’
      documents, papers, identity papers, identification papers, bona fides
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Origin

Late 18th century: Latin, literally good faith.

Pronunciation:

bona fides

/ˌbōnə ˈfīdēz/