DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   irony
       n 1: witty language used to convey insults or scorn; "he used
            sarcasm to upset his opponent"; "irony is wasted on the
            stupid"; "Satire is a sort of glass, wherein beholders do
            generally discover everybody's face but their own"--
            Jonathan Swift [syn: sarcasm, irony, satire, caustic
    remark]
       2: incongruity between what might be expected and what actually
          occurs; "the irony of Ireland's copying the nation she most
          hated"
       3: a trope that involves incongruity between what is expected
          and what occurs