(1):
(n.) A hood; especially, an ornamental or an official hood.
(2):
(n.) A device placed on the foreheads of horses which draw the hearse in pompous funerals.
(3):
(n.) A matron who accompanies a young lady in public, for propriety, or as a guide and protector.
(4):
(v. t.) To attend in public places as a guide and protector; to matronize.