A person who does not own a (usually specified) thing. Also (more recently): (Business) a person who does not own a share in a company (frequently attributive).
Origin
Mid 19th century. From non- + owner.
Definition of non-owner in US English:
non-owner
nounnɒnˈəʊnə
A person who does not own a (usually specified) thing. Also (more recently): (Business) a person who does not own a share in a company (frequently attributive).