D defs.my
Entry 4 senses Webster, 1913

Voluble

/väl'-yəb-əl/ · Vol·u·ble · IPA /ˈvɑl.jə.bəl/
01 a. Easily rolling or turning; easily set in motion; apt to roll; rotating; as, voluble particles of matter.
  1. 1.
    Easily rolling or turning; easily set in motion; apt to roll; rotating; as, voluble particles of matter.
  2. 2.
    Moving with ease and smoothness in uttering words; of rapid speech; nimble in speaking; glib; as, a flippant, voluble, tongue.
    “[Cassio,] a knave very voluble.” Shak.
  3. 3.
    Changeable; unstable; fickle.[Obs.]
  4. 4.
    Having the power or habit of turning or twining; as, the voluble stem of hop plants.(Bot.)
Phrases & compounds
Voluble stem — a stem that climbs by winding, or twining, round another body.