verb (used with object), blurred, blur·ring.

verb (used without object), blurred, blur·ring.

to become indistinct: Everything blurred as she ran.
to make blurs.


Nearby words

  1. blunt,
  2. blunt duct adenosis,
  3. blunthead,
  4. bluntly,
  5. bluntness,
  6. blurb,
  7. blurry,
  8. blurt,
  9. blurt out,
  10. blush

Origin of blur

First recorded in 1540–50; akin to blear

Related formsblur·red·ly [blur-id-lee, blurd-] /ˈblɜr ɪd li, ˈblɜrd-/, adverbblur·red·ness, nounblur·ring·ly, adverbun·blurred, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blur

British Dictionary definitions for blur


verb blurs, blurring or blurred

to make or become vague or less distinctheat haze blurs the hills; education blurs class distinctions
to smear or smudge
(tr) to make (the judgment, memory, or perception) less clear; dim


something vague, hazy, or indistinct
a smear or smudge
Derived Forms

Word Origin for blur

C16: perhaps variant of blear

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for blur
Online Etymology Dictionary, © 2010 Douglas Harper