Definition of of the first order (or magnitude) in US English:

of the first order (or magnitude)

phrase

  • Used to denote something that is excellent or considerable of its kind.

    ‘it is a media event of the first order’
    • ‘While I am a technology fanatic of the first order, I see the future of high-wage nations largely as services-driven.’
    • ‘Warming up, he says: ‘The transatlantic relationship remains an asset of the first order.’’
    • ‘However, the overall campaign was a disaster of the first order.’
    • ‘It was a disaster of the first order, but Daun was still wary of the ever-aggressive Frederick, with reason.’
    • ‘But to say that it's all going to come out fine, that always struck me as being wishful thinking of the first order.’
    • ‘His achievement, though easily taken for granted, was the work of an analytical mind of the first order, and he deserves much more honor than he has so far received.’
    • ‘We have been waiting for this recording for years and now that it is here, one can safely say that it is indeed a masterpiece of the first order.’
    • ‘Then there's Bernov's trademark balalaika-bass, a four-stringed oddity of the first order, pictured above for your amusement.’
    • ‘Is this wickedness of the first order or rational economic behaviour?’
    • ‘Sarris calls the film ‘a masterpiece of the first order.’’
    of the utmost importance, of the greatest significance, very important, of importance, of significance, of note, of great moment, of great consequence
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