Breadcrumb Home > Dictionary > Index P Cite Plymouth Rock: Meaning and Definition of Find definitions for: Plym'outh Rock' Pronunciation: [key] a rock at Plymouth, Massachusetts, on which the Pilgrims who sailed on the Mayflower are said to have stepped ashore when they landed in America in 1620. one of an American breed of medium-sized chickens, raised for meat and eggs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Plymouth Company ply rolling TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News Noble Titles and Ranks in a Monarchy Chinese New Year History, Meaning, and Celebrations The Manchu The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: umbrage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language