/ Dictionary / Index F fartlek: Meaning and Definition of Find definitions for: fart•lek Pronunciation: (färt'lek), [key] a training technique, used esp. among runners, consisting of bursts of intense effort loosely alternating with less strenuous activity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: fartlek (Thesaurus) farthingale chair Faruk I Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language