Slur

slur (noun) Mud; especially, thin, washy mud.

(verb)

1. To smear; soil by smearing with something; sully; contaminate; pollute; tarnish: often with over.
2. To disparage by insinuation or innuendo; depreciate; calumniate; traduce; asperse; speak slightingly of.
3. To pass lightly (over or through); treat lightly or slightingly; make little of: commonly with over.
4. To cheat, originally by slipping or sliding a die in a particular way: an old gambling term; hence, to trick or cheat in general.
5. To do (anything) in a careless manner; render obscure or indistinct by running together, as words in speaking.
6. In music, to sing (two or more tones) to a single syllable, or perform in a legato manner.
7. In printing, to blur or double, as an impression from type; mackle.
8. To slide; be moved or dragged along in a shuffling, negligent way.
9. To practise cheating by slipping a die out of the box so as not to let it turn; hence, to cheat in any way.
10. In music, to apply a slur to two or more notes.