/ Dictionary / Index K keyman: Meaning and Definition of Find definitions for: key•man Pronunciation: (kē'man"), [key] — pl. -men. a person highly important or essential to the functioning of an organization, as the head of a sales force or branch office. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. keylock keyman insurance Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language