/ Dictionary / Index T tilt board: Meaning and Definition of Find definitions for: tilt' board" Pronunciation: [key] a rectangular board mounted on a fulcrum, for use by acrobats and gymnasts to gain momentum in feats of tumbling. a similar board, used in exercising, on which the body rests on an inclined plane, with the legs on a higher level than the head and arms. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tilt tilth Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language