Source : Webster's Revised Unabridged Dictionary (1913)

Selfish \Self"ish\, a.
   1. Caring supremely or unduly for one's self; regarding one's
      own comfort, advantage, etc., in disregard, or at the
      expense, of those of others.

            They judge of things according to their own private
            appetites and selfish passions.       --Cudworth.

            In that throng of selfish hearts untrue. --Keble.

   2. (Ethics) Believing or teaching that the chief motives of
      human action are derived from love of self.

            Hobbes and the selfish school of philosophers.
                                                  --Fleming.

Source : WordNet®

selfish
     adj : concerned chiefly or only with yourself; "Selfish men
           were...trying to make capital for themselves out of the
           sacred cause of civil rights"- Maria Weston Chapman
           [ant: {unselfish}]