/ Dictionary / Index M metric ton: Meaning and Definition of Find definitions for: met'ric ton' Pronunciation: [key] a unit of 1000 kilograms, equivalent to 2204.62 avoirdupois pounds. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. metric system metric topology Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language