DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   sloping
       adj 1: having an oblique or slanted direction [syn: aslant,
              aslope, diagonal, slanted, slanting, sloped,
              sloping]
       2: having a slanting form or direction; "an area of gently
          sloping hills"; "a room with a sloping ceiling"