1. a person who is very knowledgeable and enthusiastic about an activity, subject, or pastime

Examples

• He’s a wine aficionado who can identify vintages by taste alone.
• The jazz aficionado owned hundreds of rare recordings.
• As a coffee aficionado, she roasts her own beans at home.
• The art aficionado spent hours studying the museum’s collection.
• Only a true baseball aficionado would know those statistics.
• She became a photography aficionado after taking her first class.