slur

(noun): An insult or slight.
(noun): A set of notes that are played legato, without separate articulation.
(noun): The symbol indicating a legato passage, written as an arc over the slurred notes (not to be confused with a tie).
(noun): A trick or deception.
(noun): In knitting machines, a device for depressing the sinkers successively by passing over them.
(verb): To insult or slight.
(verb): To run together; to articulate poorly.
(verb): To play legato or without separate articulation; to connect (notes) smoothly.
(verb): To soil; to sully; to contaminate; to disgrace.
(verb): To cover over; to disguise; to conceal; to pass over lightly or with little notice.
(verb): To cheat, as by sliding a die; to trick.
(verb): To blur or double, as an impression from type; to mackle.