A party with an interest in a lawsuit who could be joined and whose presence would help the just settlement of the matter, but without whom the lawsuit could still continue. property.N. That which is or can be owned, possessed, used, and disposed of; those things owned by someone; possessions, land, buildings, and all rights and interests that can be owned. property, common. N. Property shared by two or more owners, such as tenants in common or husband and wife; property owned by all citizens...