/ Dictionary / Index P Passamaquoddy Bay: Meaning and Definition of Find definitions for: Pas'samaquod'dy Bay' Pronunciation: [key] an inlet of the Bay of Fundy, between Maine and New Brunswick, at the mouth of the St. Croix River. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Passamaquoddy passament Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language