Definition of blur in English:



  • Make or become unclear or less distinct.

    [with object] ‘tears blurred her vision’
    ‘his novels blur the boundaries between criticism and fiction’
    [no object] ‘as daylight waned, the pages blurred’
    • ‘I insisted that it was not possible to encourage excellence while at the same time blurring the definition of failure.’
    • ‘The line is blurring between the people who make things and the people who buy them.’
    • ‘The sublime views are definitely worth the climb but sadly, the further up we go the more my vision is blurring.’
    • ‘She looked at the letter but could not read it for the tears blurring her vision.’
    • ‘He is determined not to commit the past mistake of blurring the thin line between an actor and writer.’
    • ‘Back then, nobody had previously thought to dilute two huge individual reputations by blurring them in one event.’
    • ‘I took one look at them and ran back up to my room with tears blurring my vision.’
    • ‘Mist had settled over the rolling hills like the veil of new tears, blurring the beautiful landscape.’
    • ‘I like blurring the lines between environmental sounds and those that are digital.’
    • ‘After blurring the lines between good and evil so skillfully, this ending comes as a somewhat hollow conclusion.’
    • ‘This is pretty daring stuff, blurring the line between the erotic and the intimate.’
    • ‘And the war is not the only force challenging and blurring the traditional male role as the protector of women.’
    • ‘Where did it come from, and why is it blurring the boundaries of spiritual and secular realms?’
    • ‘The grey seafog sweeps in, blurring the boundary between sea and land, disorientating anyone held in its spell.’
    • ‘We have all been guilty of it: blurring the lines between reality and fiction.’
    • ‘It's more like a soap opera without a script, blurring the line between what is real and what is manufactured for the cameras.’
    • ‘The fact is that things look a lot rosier with this bag of weirdly-named innovators blurring genre boundaries.’
    • ‘It is blurring the traditional distinctions between domestic and foreign policy.’
    • ‘All the music in the production is performed by the actors, blurring the distinction between actor and musician.’
    • ‘Her vision was blurring, her head still pounding from the screeching of the alarm which could be heard faintly in the distance.’
    indistinct, blurry, fuzzy, hazy, misty, foggy, shadowy, smoky, faint
    unclear, vague, indefinite, unfocused, obscure, lacking definition, ill-defined, out of focus, nebulous
    woolly, muzzy, bleary
    make indistinct, make vague, unfocus, soften
    become dim, become less sharp, dull, numb, deaden, lessen, decrease, diminish, reduce, mute, tone down
    make vague, make unclear, make less distinct
    View synonyms


  • 1A thing that cannot be seen or heard clearly.

    ‘the pale blur of her face’
    ‘the words were a blur’
    • ‘He heard the blur say his name but wasn't paying any attention to the feminine voice.’
    • ‘The door flew open suddenly and two naked blurs streaked past.’
    • ‘Passing people just saw a blur and heard the sound of his jacket whipping the air behind him.’
    • ‘His fingers were blurs over the touch-screen and his eyes seemed to never stop moving.’
    • ‘The face was a pale blur, but the voice was deep and rich and carried a definite hint of the Bronx.’
    • ‘Out of the corner of her eye she spotted a blur and turned towards it.’
    • ‘He cracked his knuckles and his fingers became blurs over the keyboard.’
    • ‘Before I dive into a blur of words, I need you to listen to this guy.’
    • ‘Pretty soon the words just became a blur, which was a definite sign that she was spacing out.’
    • ‘Her loose white skirt is splayed upon the surface of the river, and when he opens his eyes he can see the white blur of her pale legs.’
    • ‘In a pale blur she saw her father and mother standing at the foot of the bed.’
    • ‘The world around her remained a blur even as she heard his fading paw steps.’
    • ‘She looked up a saw a blur of pale skin swoosh down the hall and out of sight.’
    • ‘Through the white-hot blur he heard the girl scream, and the horse neigh loudly.’
    • ‘Jim tries to read but even in glasses the words are a blur.’
    • ‘Subtitles stack on top of subtitles until the screen is a blur of words.’
    • ‘I couldn't hear enough to understand the blur of most questions.’
    • ‘The stars turned to streaking blurs as they were hurled forward, Maia pushing the steering handles as far forward as they would go.’
    • ‘Because of my anxiety the words were just a blur, so like most patients I just signed without reading.’
    • ‘The windows seemed like blurs of light streaking and painting the walls.’
    indistinct shape, hazy shape, vague shape, something hazy, something indistinct, something vague, haze, cloud, mist, smear, smudge
    haziness, indistinctness, fogginess, murkiness, cloudiness
    View synonyms
    1. 1.1An indistinct memory or impression of events, typically because they happened very fast.
      ‘the day before was a blur’
      • ‘The rest of the evening throughout the night was a fast blur as the maids scurried and everyone got ready to leave.’
      • ‘My brain does not work the same way as yours does, my life that I existed in seems a blur to me, I cant remember most bits.’
      • ‘The rest of his innings, before and after, will be remembered as a blur, a flurry of unreal machismo.’
      • ‘She herself certainly doesn't remember how - another of those blurs of memory.’
      • ‘There's nothing substantive to latch onto - all I remember is a blur of lights, noise and sweaty torsos.’
      • ‘Our Michigan summer is a blur, but we followed that up the next summer with 6 weeks at UCLA.’
      • ‘I remember the emergency room as a crowded blur and was so thankful that Deanna had everything prepared.’
      • ‘The whole first two days are a complete blur, I really can barely remember that.’
      • ‘I remembered the heat like a dream, a blur of drunkenness and hangovers and sweat-tangled sheets.’
      • ‘Everything has been a bit of a blur since the hospital hell.’
      • ‘The next few moments were a blur, but I remember seeing that we were at the very top.’
      • ‘My first two days in the hospital are a blur, but on the third my fever broke and I started to feel a little better.’
      • ‘You barely get to see some of the areas you're going so fast - everything becomes a colorful blur!’
      • ‘It all seems like a blur now, but I do remember the important bits.’
      • ‘What followed was very much of a blur, but all I remember was this extreme pain as if my body was being ripped in two.’
      • ‘After almost eight years, it is all a blur but I can still remember this sense of community and belonging among the people.’
      • ‘The next morning went by like a blur, and she faintly remembered a short conversation with him last night.’
      • ‘The days and nights that followed were a blur of happiness, enjoyment and contentment.’
      • ‘God, I wish I THOUGHT about what was going on then… who knows, I can only remember blurs… and Shane comes in.’
      • ‘He thought for a while, but everything was really a blur; he could not really remember anything.’


Mid 16th century (in the sense smear that partially obscures something): perhaps related to blear.