blur

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To make indistinct and hazy in outline or appearance; obscure.
2. v. To smear or stain; smudge.
3. v. To lessen the perception of; dim: "For street children . . . drugs offer the chance to blur their hopeless poverty” ( Alma Guillermoprieto).
4. v. To become indistinct.
5. v. To make smudges or stains by smearing.
6. n. A smear or blot; a smudge.
7. n. Something that is hazy and indistinct to the sight or mind.

Century Dictionary and Cyclopedia

1. To obscure or sully (a thing) with something which detracts from its fairness or beauty.
2. To sully; stain; blemish: as, to blur one's reputation.
3. To obscure without quite effacing; render indistinct; confuse and bedim, as the outlines of a figure.
4. To dim the perception or susceptibility of; make dull or insensible to impression: as, blurred eyesight; to blur the judgment.
5. To make blurs in writing.
6. n. A smudge or smear, such as that made by brushing writing or painting before it is dry; a blot which partially defaces or obscures.
7. n. Figuratively, a blot, stain, or injury affecting character, reputation, and the like.
8. n. A blurred condition; a dim, confused appearance; indistinctness.

Wiktionary

1. v. To make indistinct or hazy, to obscure or dim.
2. v. To smear, stain or smudge.
3. v. intransitive To become indistinct.
4. n. A smear, smudge or blot
5. n. Something that appears hazy or indistinct
6. n. obsolete A moral stain or blot.

GNU Webster's 1913

1. v. To render obscure by making the form or outline of confused and uncertain, as by soiling; to smear; to make indistinct and confused.
2. v. To cause imperfection of vision in; to dim; to darken.
3. v. 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.
6. n. A moral stain or blot.

WordNet 3.0

1. n. a hazy or indistinct representation
2. v. become vague or indistinct
3. v. make unclear, indistinct, or blurred
4. v. make dim or indistinct
5. v. make a smudge on; soil by smudging
6. v. to make less distinct or clear
7. v. become glassy; lose clear vision