Slur

1. To cheat, as by sliding a die; to trick.
2. To pronounce indistinctly; as, to slur syllables.
3. A mark or stain; hence, a slight reproach or disgrace; a stigma; a reproachful intimation; an innuendo.
4. To soil; to sully; to contaminate; to disgrace.
5. A trick played upon a person; an imposition.
6. To disparage; to traduce.
7. In knitting machines, a contrivance for depressing the sinkers successively by passing over them.
8. A mark, thus [/ or /], connecting notes that are to be sung to the same syllable, or made in one continued breath of a wind instrument, or with one stroke of a bow; a tie; a sign of legato.
9. To cover over; to disguise; to conceal; to pass over lightly or with little notice.
10. To blur or double, as an impression from type; to mackle.
11. To sing or perform in a smooth, gliding style; to connect smoothly in performing, as several notes or tones.