/ Dictionary / Index R raku: Meaning and Definition of Find definitions for: ra•ku Pronunciation: (rä'k), [key] — n. a thick-walled, rough, dark lead-glazed Japanese earthenware used in the tea ceremony. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rakish rale Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language