DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   ailing
       adj 1: somewhat ill or prone to illness; "my poor ailing
              grandmother"; "feeling a bit indisposed today"; "you look
              a little peaked"; "feeling poorly"; "a sickly child"; "is
              unwell and can't come to work" [syn: ailing,
              indisposed, peaked(p), poorly(p), sickly,
              unwell, under the weather, seedy]