1. A dissident
; somebody who has distanced himself from his grassroot origins and roams the world without being tied to a distict group, ideology or belief system.
2. A traveller, pirate
who relies solely on his own set of rules for survival.
Famous examples would include Captain Nemo, Elric of Melniboné, Long John Silver, Dr. Richard Kimble, Kwai Chang Caine, Drizzt Do'Urden and John Dillinger.