Definitions for "Enthusiast"
One moved or actuated by enthusiasm; as: (a) One who imagines himself divinely inspired, or possessed of some special revelation; a religious madman; a fanatic. (b) One whose mind is wholly possessed and heated by what engages it; one who is influenced by a peculiar; fervor of mind; an ardent and imaginative person.
an ardent and enthusiastic supporter of some person or activity
Keywords:  keen, hobby, something, sport, strong
a person having a strong liking for something
someone who is very keen about something, such as a hobby or sport
A person who is intensely involved with a particular subject.