Plymouth Rock

Century Dictionary and Cyclopedia

1. n. A large and serviceable variety of the domestic hen, of American origin. Both cock and hen have the plumage finely and evenly barred transversely throughout with blue-black on a ground of pearl-gray. The legs and beak are clear-yellow, and the tail is very small. The normal variety has an upright comb; but there are also pea-combed Plymouth Pocks. White Plymouth Rocks have been introduced recently.

Wiktionary

1. n. The traditionally accepted landing site of the Mayflower settlers to America in 1620.
2. n. A breed of poultry.

WordNet 3.0

1. n. a boulder in Plymouth supposed to be where the Pilgrims disembarked from the Mayflower
2. n. an American breed of domestic fowl