citizen
/ˈsi-tə-zən/
noun
a native or naturalized person who owes allegiance to a government and is entitled to protection from it
a member of a state
an inhabitant of a city or town; especially : one entitled to the rights and privileges of a freeman
She was an American citizen but lived most of her life abroad.
citizen subject national mean a person owing allegiance to and entitled to the protection of a sovereign state. citizen is preferred for one owing allegiance to a state in which sovereign power is retained by the people and sharing in the political rights of those people. subject implies allegiance to a personal sovereign such as a monarch.
noun
an arrest made not by a law officer but by a citizen who derives authority from the fact of being a citizen
noun
an older adult and especially one who is age 65 or older