Source : Webster's Revised Unabridged Dictionary (1913)

Poor-spirited \Poor"-spir`it*ed\, a.
   Of a mean spirit; cowardly; base. -- {Poor"-spir`it*ed*ness},
   n.

Source : WordNet®

poor-spirited
     adj : lacking in courage and manly strength and resolution;
           contemptibly fearful [syn: {pusillanimous}, {unmanly}]