noun: (countable, uncountable, historical) A mixture of aromatic substances, made into a ball and carried by a person to impart a sweet smell or as a protection against infection.
noun: (countable, historical) A small case in which an aromatic ball was carried.
noun: (countable) A perforated container filled with pot-pourri for placing in a drawer, wardrobe, room, etc., to provide a sweet smell.
noun: (countable) An apple or orange studded with cloves used for the same purpose.