Definition of presumptuous in US English:

presumptuous

adjective

  • (of a person or their behavior) failing to observe the limits of what is permitted or appropriate.

    ‘I hope I won't be considered presumptuous if I offer some advice’
    • ‘That was a phenomenal mistake and his own presumptuous arrogance led to his downfall.’
    • ‘It was a nice idea but always a tad presumptuous.’
    • ‘It's the voice of the Nanny State at its lecturing, presumptuous, arrogant, illogical and whiny worst.’
    • ‘It was presumptuous of a mere administrator to parade in public talking about the coming era of molecular medicine.’
    • ‘And I'm presumptuous enough to assume that people might actually take the time to misunderstand me.’
    • ‘Of course, ultimately, all music is a commodity, but this idea of being told what music will suit your mood is a bit… presumptuous.’
    • ‘Being the presumptuous boy he was, he thought he would be coming inside my house.’
    • ‘It's all rather presumptuous to offer your opinion when you don't really know the person very well.’
    • ‘Not that I am presumptuous enough to compare myself to them of course, but that is the price you pay for free speech, apparently.’
    • ‘Well, I don't to be presumptuous, but I assume it was anticipated there would be this type of focus.’
    • ‘It is presumptuous and oppressive to suggest that other cultures want the liberties we take for granted, their argument runs.’
    • ‘She acts sweet, kind and nice on the outside, but inside she's as rude and presumptuous as I am.’
    • ‘Call this presumptuous arrogance or call it faith in our selves.’
    • ‘I was so presumptuous as simply to indicate that without even giving you the courtesy of asking you.’
    • ‘Beware of a thankless and presumptuous person who expects too much from you without contributing himself in any way.’
    • ‘I want to think people are kind and generous and helpful, not spiteful, rude, presumptuous and threatening.’
    • ‘It was presumptuous to the point of being arrogant, and it can be fairly said that it has left a very sour taste all round.’
    • ‘I think it would be presumptuous to offer a guarantee, but what I can say to you is that it is absolutely at the heart of our thinking.’
    • ‘I fear that I was presumptuous enough to tell him that he did not seem to have the central point quite right.’
    • ‘I guess I'm not presumptuous enough to declare how it turned out for me.’
    brazen, overconfident, arrogant, egotistical, overbold, bold, audacious, pert, forward, familiar, impertinent, fresh, free, insolent, impudent, cocksure
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Origin

Middle English: from Old French presumptueux, from late Latin praesumptuosus, variant of praesumptiosus ‘full of boldness’, from praesumptio (see presumption).

Pronunciation

presumptuous

/prəˈzəm(p)(t)SH(o͞o)əs//prəˈzəm(p)(t)ʃ(u)əs/