/ Dictionary / Index J judoka: Meaning and Definition of Find definitions for: ju•do•ka Pronunciation: ( j'dō-kä", j"dō-kä'), [key] — pl. -kas, -ka. a contestant in a judo match. a judo expert. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. judo Judy Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language