bona vacantiabona vacantia: from the Latin meaning vacant or empty goods....: from the Latin meaning vacant or empty goods. It is the title given to property that passes to the Crown in the absence of a legal owner. It can arise in a number of scenarios but is commonly associated with the property of a person who dies without a will or known persons entitled to receive the property, or the assets of a dissolved company, including companies that have been struck off the register.