roulade

An elaborate embellishment of several notes sung to one syllable.

He leaned back in his chair, and little more than the whites of his upturned eyes were visible; and beating time upon the table with one hand, claw-wise, and with two or three queer, little thrills and roulades, which re-appeared with great precision in each verse, he delivered himself thus, in what I suspect was an old psalm tune: […]

He heard only here and there the ecstatic burst of a mocking-bird's wonderful roulades.

A slice of meat that is rolled up, stuffed, and cooked.

To sing an elaborate embellishment of several notes to one syllable.