/ Dictionary / Index D discus: Meaning and Definition of Find definitions for: dis•cus Pronunciation: (dis'kus), [key] — pl. dis•cus•es, dis•ci a circular disk more than 7 in. (18 cm) in diameter and 2.2 lb. (1 kg) in weight, usually wooden with a metal rim and thicker in the center than at the edge, for throwing for distance in athletic competition. the sport of throwing this disk for distance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: discus (Thesaurus) discursive discuss Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language