/ Dictionary / Index P Plymouth Colony: Meaning and Definition of Find definitions for: Plym'outh Col"ony Pronunciation: [key] the colony established in SE Massachusetts by the Pilgrims in 1620. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Plymouth Brethren Plymouth Company Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language