a type of cat kept as a domestic pet, characterized by its long hair/fur;
e.g. They adopted their longhair from an animal shelter.
(noun)
(informal) a person who has particular artistic interests or gifts, especially one who loves classical music;
e.g. He is a bit of a longhair, having grown up listening to symphonic music.
(noun)
(informal, often insulting) a person with academic, creative, or otherwise intellectual interests but often an idealistic or impractical outlook, who may have long hair;
e.g. She was turning into a longhair who was detached from practical reality.