Plymouth Rock definition by Webster's New World
any of a breed of domestic chicken with white or gray, barred plumage: formerly raised esp. for its eggs and meat, now usually kept for crossbreeding
Origin: after Plymouth Rock
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
boulder at Plymouth, Mass., where the Pilgrims who sailed on the Mayflower are said to have landed in 1620
Plymouth Rock definition by American Heritage Dictionary
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Any of an American breed of medium-sized domestic fowl raised for both meat and eggs.
Origin: After Plymouth Rock, legendary landing place of the Pilgrims in 1620.