/ Dictionary / Index T training wall: Meaning and Definition of Find definitions for: train'ing wall" Pronunciation: [key] an artificial embankment or wall for directing the course of a stream. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. training table training wheels 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