DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   fan
       n 1: a device for creating a current of air by movement of a
            surface or surfaces
       2: an enthusiastic devotee of sports [syn: sports fan, fan,
          rooter]
       3: an ardent follower and admirer [syn: fan, buff,
          devotee, lover]
       v 1: strike out (a batter), (of a pitcher)
       2: make (an emotion) fiercer; "fan hatred"
       3: agitate the air
       4: separate the chaff from by using air currents; "She stood
          there winnowing chaff all day in the field" [syn: winnow,
          fan]