n.
A phrase used in the Constitution to refer to rights and protections held by all U.S. citizens by virtue of their citizenship, such as the right to travel from state to state and to be accorded the same rights granted to citizens of those states, the right to vote in federal elections, and the right to do business in various states.
The Essential Law Dictionary. — Sphinx Publishing, An imprint of Sourcebooks, Inc. Amy Hackney Blackwell. 2008.