also: フアン
noun
Refers to a person who is an enthusiastic admirer or supporter of something, such as a celebrity, sports team, or hobby.
彼は大の野球ファンだ。
He is a huge baseball fan.
私はこのバンドのファンになって10年になる。
I've been a fan of this band for ten years.
noun
electric fan
Refers to the electrical appliance that blows air for cooling or ventilation.
暑いのでファンをつけてください。
It's hot, so please turn on the fan.
このファンは静かで風量も強い。
This fan is quiet and has strong airflow.
A more formal term for an enthusiast or lover of something, often used in written contexts.
Borrowed from English 'fan', with the same dual meaning of an enthusiast and an electric appliance.