noun.
A long-drawn passage in speech or writing; an uninterrupted sequence of expression or declamation on a single theme, as in poetry, the drama, or conversation.
noun.
In specific English use, a long vehement speech; an outpour of vituperation or censure.
noun.
In music, a diatonic run or slide inserted between two tones that are separated by a considerable interval, producing a kind of portamento effect.