DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Slushy \Slush"y\ (sl[u^]sh"[y^]), a.
      Abounding in slush; characterized by soft mud or half-melted
      snow; as, the streets are slushy; the snow is slushy. "A
      dark, drizzling, slushy day." --Blackw. Mag.
      [1913 Webster]