1. (of a person) talking fluently, readily, or incessantly: "a voluble game-show host"
▪ (of speech) characterized by fluency and readiness of utterance:"an excited and voluble discussion"
Word OriginMiddle English (in senses ‘rotating about an axis’ and ‘having a tendency to change’): from French, or from Latin volubilis, from volvere ‘to roll’. The modern meanings arose in the late 16th century.