DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   raiser
       n 1: a bridge partner who increases the partner's bid
       2: someone concerned with the science or art or business of
          cultivating the soil [syn: agriculturist,
          agriculturalist, cultivator, grower, raiser]