/ Dictionary / Index M metered mail: Meaning and Definition of Find definitions for: me'tered mail' Pronunciation: [key] mail on which the postage is printed directly on an envelope or label by a machine licensed by the postal service. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. meter-candle-second meter-kilogram-second Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language