definition of
fan

[1] #1 fan n. a device for creating a current of air by movement of a surface or surfaces. wn

[2] #2 fan v. strike out (a batter), (of a pitcher). wn

[3] #3 fan n. [sports fan, rooter] an enthusiastic devotee of sports. wn

[4] #4 fan n. [buff, devotee, lover] an ardent follower and admirer. wn

[5] #5 fan v. make (an emotion) fiercer; "fan hatred". wn