/ Dictionary / Index D drape forming: Meaning and Definition of Find definitions for: drape' form"ing Pronunciation: [key] thermoforming of plastic sheeting over an open mold by a combination of gravity and a vacuum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Drapeau draper Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language