/ Dictionary / Index D Deccan: Meaning and Definition of Find definitions for: Dec•can Pronunciation: (dek'un), [key] — n. the entire peninsula of India S of the Narbada River. a plateau region in S India between the Narbada and Krishna rivers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Decca deccan hemp Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language