Hepcat
ahd-5
noun.
A performer or devotee of swing and jazz, especially during the 1940s.
the GNU version of the Collaborative International Dictionary of English
noun.
One who performs jazz music.
noun.
A person who is hep or hip; same as
hipster
; -- an older term becoming dated and less used.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A
jazz
performer
, especially one from the 1940s and 1950s.
noun.
A person associated with the jazz
subculture
of the 1940s and 1950s; a
hipster
.
Word Usage
"The OED isn't much help; it traces the word back to the 1940s and offers "hepcat" as its rough equivalent."
cross-reference
beatnik
bebopper
variant
hipster