/ Dictionary / Index T trim die: Meaning and Definition of Find definitions for: trim' die" Pronunciation: [key] — Metalworking. Metalworking. a die for trimming flash from a casting, forging, or stamping. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trimaran trime 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