/ Dictionary / Index T truss rod: Meaning and Definition of Find definitions for: truss' rod" Pronunciation: [key] — Building Trades. Building Trades. a tie rod in a truss. a diagonal iron or steel reinforcement in a wooden beam. any iron or steel rod serving as a tension member. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trussing trust Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language