On a bowed instrument the bow continues in the same direction on a slur, as much as possible on a wind instrument the note similarly continues without being rearticulated a singer stays on the same syllable. Question: What mark is used to indicate a slur? -J.W.Ī slur is indicated by a curvy line that begins at the first note of the slur group and continues to the last note. Slurs, Ties, and Phrase Marks Slurs, Ties, and Phrase Marks