v. & n.
v. (slurred, slurring) 1 tr. & intr. pronounce or write indistinctly so that the sounds or letters run into one another. 2 tr. Mus. a perform (a group of two or more notes) legato. b mark (notes) with a slur. 3 tr. archaic or US put a slur on (a person or a person's character); make insinuations against. 4 tr. (usu. foll. by over) pass over (a fact, fault, etc.) lightly; conceal or minimize.
n. 1 an imputation of wrongdoing; blame; stigma (a slur on my reputation). 2 the act or an instance of slurring in pronunciation, singing, or writing. 3 Mus. a curved line to show that two or more notes are to be sung to one syllable or played or sung legato.
[ 17th c.: orig. unkn. ]