/ Dictionary / Index R runup: Meaning and Definition of Find definitions for: run•up Pronunciation: (run'up"), [key] — n. the testing of an airplane engine by accelerating the motor. an advance in prices, as in the stock market. the running up to the jump line by a broad jumper. the running up of the ball in soccer or polo toward the goal. the running up of a golf ball toward the putting green. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: runup (Thesaurus) runty runway Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language