Blur1. (v. t.) To render obscure by making the form or outline of confused and uncertain, as by soiling; to smear; to make indistinct and confused; as, to blur manuscript by handling it while damp; to blur the impression of a woodcut by an excess of ink.
2. (v. t.) To cause imperfection of vision in; to dim; to darken.
3. (v. t.) To sully; to stain; to blemish, as reputation.
4. (n.) That which obscures without effacing; a stain; a blot, as upon paper or other substance.
5. (n.) A dim, confused appearance; indistinctness of vision; as, to see things with a blur; it was all blur.
6. (n.) A moral stain or blot.
Thesaurus Entries
aspersion, attaint, badge of infamy, bar sinister, baton, becloud, bedaub, bedim, befog, bend sinister, besmear, besmirch, besmoke, bestain, black eye, black mark, blacken, blear, bleariness, bloodstain, blot, blotch, blur distinctions, blurriness, brand, broad arrow, censure, champain, cloud, cloudiness, conceal, confound, confuse, dab, darken, darkness, daub, defocus, deform, dim, dimness, dirty, discolor, disorder, disparagement, distort, efface, eyesore, faintness, feebleness, film, filminess, fleck, flick, flyspeck, fog, fog up, fogginess, fuzz, fuzziness, half-visibility, haze, haziness, hide, imputation, indefiniteness, indistinctness, indistinguishability, jumble, jumble together, lose resolution, low profile, macula, maculation, macule, mark, mark of Cain, mask, mess up, mist, mistiness, mix, muddle, muddy, obfuscate, obscure, obscurity, odium, onus, overlook distinctions, pale, paleness, patch, pillorying, point champain, reflection, reprimand, reproach, scorch, sear, semivisibility, shadowiness, singe, slubber, slur, smear, smirch, smoke, smouch, smudge, smut, smutch, soft focus, soften, soil, spatter, speck, speckle, splash, splatter, splotch, spot, stain, stigma, stigmatism, stigmatization, stigmatize, taint, tar, tarnish, tumble, uncertainty, unclearness, unform, unplainness, unshape, vague appearance, vagueness, veil, weaken, weakness