Voice  —n. 1 a sound formed in the larynx and uttered by the mouth, esp. By a person speaking, singing, etc. B power of this (lost her voice). 2 a use of the voice; spoken or written expression (esp. Give voice). B opinion so expressed. C right to express an opinion. D medium for expression. 3 gram. Set of verbal forms showing whether a verb is active or passive. —v. (-cing) 1 express. 2 (esp. As voiced adj.) Utter with vibration of the vocal cords (e.g. B, d).  in good voice singing or speaking well or easily. With one voice unanimously. [latin vox voc-]