Definition of: volume

(vol′ym, -yəm) noun
1. A collection of sheets of paper bound together; a book; a separately bound part of a work; anciently, a written roll, a scroll, as of papyrus or vellum.
2. Sufficient matter to fill a volume.
3. Something of a swelling form; coil; fold or turn.
4. A large quantity; a considerable amount.
5. Space occupied, as measured by cubic units, that is, cubic centimeters, cubic feet, etc.
6. The amount of space included by the bounding surfaces of a solid.
7. Music Fullness or quantity of sound or tone.
—to speak volumes To be full of meaning; express a great deal. [<OF volum <L volumen a roll, scroll <volutus. See VOLUBLE.]