/ Dictionary / Index T TMO: Meaning and Definition of Find definitions for: TMO Pronunciation: [key] telegraph money order. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. TML TMV Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language