Definition of have something on good authority in English:

have something on good authority

phrase

  • Have ascertained something from a reliable source.

    ‘I have it on good authority that there is a waiting list of up to five weeks’
    • ‘I have it on good authority from an estate agent friend of mine, that there is a new index of the social desirability of an area.’
    • ‘I have it on good authority that he is a personal friend of hers.’
    • ‘I have it on good authority (as I can't understand a word of it myself!) that this e-mail is asking what we think about using the Welsh Language in Wales or something like that.’
    • ‘We have this information on good authority from our own very reliable Minister for Justice.’
    • ‘I have it on good authority that he has left the company.’
    • ‘I have it on good authority that these kinds of drugs generally take some time to build up in the system and start being effective.’
    • ‘For this column has it on good authority that the island is about to be bought by a Japanese / British consortium and transformed into a racetrack for one of the quickest growing sports in Europe.’
    • ‘I have it on good authority that he's always been like that, it's not merely a product of old age.’
    • ‘I have it on good authority that at least three versions of the film were shown around the globe - one for the French market, one for the English / American market and one for the rest of the universe.’
    • ‘And no, I haven't read the book but I have it on good authority (my mum and dad) that it's a great read.’
    • ‘Actually, we have it on good authority that at least one U.S. Senator reads our blog regularly, and that others know about it and read it occasionally.’
    evidence, testimony, witness, attestation, sworn statement, declaration, word, avowal, deposition, profession
    View synonyms