pull-downPronunciation: (pool'doun"), [key]
designed to be pulled down for use: a pull-down bed; a desk with a pull-down front.
pull•downPronunciation: (pool'doun"), [key]
—n. Motion Pictures.
a mechanism that intermittently advances the film through the film gate of a camera or projector.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.