Definition of fan:
device consisting of concertina
ed material, or slats of material, gathered together at one end, that may be opened out into the shape of a sector
of a circle and waved back and forth in order to move air towards oneself and cool oneself; an electrical device for moving air, used for cooling people, machinery, etc
"I am a big fan of libraries."
air on (something) by means of a fan (hand-held, mechanical or electrical) or otherwise; (usually to fan out) To move
in multiple direction
s from one point, in the shape of a hand-held fan
"we enjoyed standing at the edge of the cliff, being fanned by the wind."