/ Dictionary / Index T trainman: Meaning and Definition of Find definitions for: train•man Pronunciation: (trān'mun), [key] — pl. -men. a member of the crew that operates a railroad train, usually an assistant to the conductor, such as a brakeman or flagman. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trainman (Thesaurus) trainload trainmaster 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