Definition of unserious in US English:



  • Not serious; lighthearted.

    ‘he defended himself with an unserious disingenuousness’
    • ‘Books like this - histories of distant lands or periods - tend to be either overly academic, focusing on very specific times or questions or they are bland and unserious.’
    • ‘One of the panellists - who's kind of a friend of mine - says I shouldn't say ‘cool’ because it makes me sound unserious.’
    • ‘We're always trying to be the most unserious band you can imagine.’
    • ‘It's an unserious allegation that merits no serious response.’
    • ‘Although occasional moments ring true, most of the film is unserious.’
    • ‘It sometimes fails to be recognised that he is seriously unserious.’
    • ‘It is very disheartening to read all these admonitions to this nascent antiwar movement saying that the participants are somehow being unserious.’
    • ‘I begin in this unserious way because the contributors themselves often adopt a light touch.’
    • ‘But what strikes me is how unserious many commentators are.’
    • ‘And the claims of liberal legalists that they can somehow be sterilized by the application of theory of rights are simply spurious and morally unserious.’
    • ‘So the story has it, but it doesn't strike me as unplausible; musicians can be utterly unserious people right up to the moment they pick up the instrument and produce something absolutely heartfelt and true.’
    • ‘And it is this disdain for the other kind of ambition that has led observers to describe him as unserious.’
    • ‘And that tells voters (as it probably should) that you're inconstant and unserious.’
    • ‘But if your intention in writing this piece was actually to persuade the undecided, your unserious tone and glib elision of important foundational arguments has defeated your intent.’
    • ‘And if there's no easy solution, how will our unserious press and politicians deal with it?’
    • ‘I hate to ask you to comment on unserious things.’
    • ‘While Dean admitted as much last January, he then described his admission as a bit of unserious humor just last week.’
    • ‘But reliance on the reconstruction of pre-modern cities a century ago, or on the rebuilding of a few blocks of New York, is so obviously misplaced in this context as to be unserious.’
    • ‘At first this sounds ridiculous, indeed unserious.’
    • ‘The term has an unserious tone to my ear, like the old ‘identity crisis.’’
    nonchalant, untroubled, unworried, unruffled, unconcerned, lacking concern, indifferent, blasé, heedless, relaxed, calm, equable, equanimous, serene, composed, casual, easy, easy-going, airy, breezy, carefree, free and easy, free from care, free from worry, happy-go-lucky, light-hearted, frivolous
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