DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   warn
       v 1: notify of danger, potential harm, or risk; "The director
            warned him that he might be fired"; "The doctor warned me
            about the dangers of smoking"
       2: admonish or counsel in terms of someone's behavior; "I warned
          him not to go too far"; "I warn you against false
          assumptions"; "She warned him to be quiet" [syn: warn,
          discourage, admonish, monish]
       3: ask to go away; "The old man warned the children off his
          property"
       4: notify, usually in advance; "I warned you that I would ask
          some difficult questions"