/ Dictionary / Index D drag chain: Meaning and Definition of Find definitions for: drag' chain" Pronunciation: [key] — Shipbuilding. Shipbuilding. one of a number of chains attached to a hull about to be launched in restricted waters in order to slow its motion by dragging along the bottom. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. drag bunt drag coefficient Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language