Source : Webster's Revised Unabridged Dictionary (1913)

Self-reliant \Self`-re*li"ant\, a.
   Reliant upon one's self; trusting to one's own powers or
   judgment.

Source : WordNet®

self-reliant
     adj : of persons; free from external control and constraint in
           e.g. action and judgment [syn: {autonomous}, {self-directed}]