/ Dictionary / Index P puca: Meaning and Definition of Find definitions for: pu•ca Pronunciation: (p'ku), [key] — n. (in folklore) an Irish spirit, mischievous but not malevolent, corresponding to the English Puck. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. PUC Puccini Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language