/ Dictionary / Index C cap'n: Meaning and Definition of Find definitions for: cap'n Pronunciation: (kap'm), [key] — n. captain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cap. moll. capo Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language