/ Dictionary / Index C Captain Jack: Meaning and Definition of Find definitions for: Cap'tain Jack' Pronunciation: [key] 1837?–73, Modoc leader. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. captaincy captain of industry Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language