/ Dictionary / Index C coir: Meaning and Definition of Find definitions for: coir Pronunciation: (koir), [key] — n. the prepared fiber of the husk of the coconut fruit, used in making rope, matting, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coir (Thesaurus) coinventor coistrel Related Content Daily Word Quiz: garrulous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language