- 1[intransitive, transitive] if the shape or outline of something blurs, or if something blurs it, it becomes less clear and sharp The writing blurred and danced before his eyes. blur something The mist blurred the edges of the buildings.
- 2[transitive, intransitive] blur (something) if something blurs your eyes or vision, or your eyes or vision blur, you cannot see things clearly Tears blurred her eyes.
- 3[intransitive, transitive] to become or make something become difficult to distinguish clearly The differences between art and life seem to have blurred. The line between make-believe and reality became increasingly blurred. blur something She tends to blur the distinction between her friends and her colleagues. His work has blurred the boundaries between children’s and adults’ fiction. Word Origin mid 16th cent. (in the sense ‘smear that partially obscures something)’.
BrE BrE//blɜː(r)//; NAmE NAmE//blɜːr//Verb Forms present simple I / you / we / they blur
BrE BrE//blɜː(r)//; NAmE NAmE//blɜːr//he / she / it blurs
BrE BrE//blɜːz//; NAmE NAmE//blɜːrz//past simple blurred
BrE BrE//blɜːd//; NAmE NAmE//blɜːrd//past participle blurred
BrE BrE//blɜːd//; NAmE NAmE//blɜːrd//-ing form blurring
BrE BrE//ˈblɜːrɪŋ//; NAmE NAmE//ˈblɜːrɪŋ//