- The definition of an enthusiast is a person who is very excited about some person or thing.
A person who is really into wine and who really loves talking about wine is an example of a wine enthusiast.
A group of sports enthusiasts.
enthusiast definition by Webster's New World
- Archaic a religious fanatic or zealot
- an ardent supporter
Origin: Classical Greek enthousiastēs
enthusiast definition by American Heritage Dictionary
- One who is filled with enthusiasm; one who is ardently absorbed in an interest or pursuit: a baseball enthusiast.
- A zealot; a fanatic.
Origin: Greek enthousiastēs, possessed person, from enthousiazein, to be inspired; see enthusiasm.
enthusiast - Computer Definition
With regard to technology, an enthusiast is a person who enjoys using computers and electronic equipment. Enthusiasts are willing to learn more of the ins and outs of a product than the average consumer, who just wants to use it. An enthusiast is more like a "prosumer." See high-tech people, consumer and prosumer.