Available Definitions:
1) a. - Easily rolling or turning; easily set in motion; apt to roll; rotating; as, voluble particles of matter.
2) a. - Moving with ease and smoothness in uttering words; of rapid speech; nimble in speaking; glib; as, a flippant, voluble, tongue.
3) a. - Changeable; unstable; fickle.
4) a. - Having the power or habit of turning or twining; as, the voluble stem of hop plants.