/ Dictionary / Index D duct tape: Meaning and Definition of Find definitions for: duct' tape" Pronunciation: (duk, dukt), [key] a strongly adhesive silver-gray cloth tape, used in plumbing, household repairs, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ductor ductule Related Content Daily Word Quiz: stellar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language