adjective
- A small local business run as a partnership rather than as a corporation is an example of a business that is unincorporated.
- A rural area outside of the main part of town that is not considered part of the town is an example of an unincorporated area.
The definition of unincorporated is a business that has not become a legal corporation, or an area that is not part of a town, county or territory.
unincorporated

not organized as a legal corporation: an unincorporated village
unincorporated

Adjective
(not comparable)
- Not organized as a corporation.
- (US, of land or the like) Not contained in a municipality.
Origin
un- +"Ž incorporated