n. The art of projecting one's voice without moving the lips so that it appears to come from another source, such as a dummy.
the GNU version of the Collaborative International Dictionary of English
n. The act, art, or practice of speaking in such a manner that the voice appears to come, not from the person speaking, but from some other source, as from a dummy held by the ventriloquist, from the opposite side of the room, from the cellar, etc.
The Century Dictionary and Cyclopedia
n. The act, art, or practice of speaking or uttering sounds in such a manner that the voice appears to come, not from the person speaking, but from a distance, as from the opposite side of the room or from the Cellar.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the art of projecting your voice so that it seems to come from another source (as from a ventriloquist's dummy)
Word Usage
"The only word in that passage which appears to hint at what we call ventriloquism is"