/ Dictionary / Index C chmn.: Meaning and Definition of Find definitions for: chmn. Pronunciation: [key] chairman. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. chm. choanocyte Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language