Definition of: slur

(slûr) v.t. slurred, slur·ring
1. To slight; disparage; depreciate.
2. To pass over lightly or hurriedly; suppress; conceal: to slur a fact.
3. To pronounce, as a syllable, hurriedly and indistinctly.
4. Music a To sing or play as indicated by the slur. b To mark with a slur.
5. To smear; soil; contaminate.
—noun
1. A disparaging remark or insinuation; also, the occasion for it, or the resulting state; a stigma.
2. Music a A curved line (̆ or -) indicating that tones so tied are to be sung to the same syllable or performed without a break between them. b The legato effect indicated or produced by this mark.
3. A blur.
4. A slurred pronunciation. [<dial. E, orig. fluid mud]