DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   wary
       adj 1: marked by keen caution and watchful prudence; "they were
              wary in their movements"; "a wary glance at the black
              clouds"; "taught to be wary of strangers" [ant: unwary]
       2: openly distrustful and unwilling to confide [syn: leery,
          mistrustful, suspicious, untrusting, wary]