County Corporate
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
A city or town, with more or less territory annexed, constituting a county by itself.
1 Bl. Comm. 120.
Something similar to this exists in this country in regard to Philadelphia, New York, and Boston. They differ in no material points from other counties.