1.a neutral or uncommitted person (especially in politics)
2.a writer or artist who sells services to different employers without a long-term contract with any of them
3.free from external control and constraint;
an independent mind
4.not dependent on or conditioned by or relative to anything else
5.of political bodies;
an autonomous judiciary
6.not contingent
7.of a clause; able to stand alone syntactically as a complete sentence;
the main (or independent) clause in a complex sentence has at least a subject and a verb
8.not controlled by a party or interest group