Definition of "Bay" :
noun: a horse of a moderate reddish-brown color
noun: a small recess opening off a larger room
noun: a compartment in an aircraft used for some specific purpose
"He opened the bomb bay."
noun: a compartment on a ship between decks; often used as a hospital
"They put him in the sick bay."
noun: the sound of a hound on the scent
noun: an indentation of a shoreline larger than a cove but smaller than a gulf
noun: small Mediterranean evergreen tree with small blackish berries and glossy aromatic leaves used for flavoring in cooking; also used by ancient Greeks to crown victors
verb: bark with prolonged noises, of dogs
verb: utter in deep prolonged tones
adjective: (used of animals especially a horse) of a moderate reddish-brown color