Definition from Wiktionary, the free dictionary
jazzhead (plural jazzheads)
- (slang) A jazz music enthusiast.
2008 February 24, David Hajdu, “Jazz Man”, in New York Times:
- He speaks to an audience definable not by its size nor even by its color but by its intellectual jazzhead zeal, and if he sometimes appears to be speaking only to himself, so be it; few people I know have the fervor for anything to match Mackey’s for jazz.