Definition of hepcat in English:

hepcat

noun

dated, informal
  • A stylish or fashionable person, especially in the sphere of jazz or popular music.

    ‘it's rock's most waggish hepcat, on the third of his nine showbiz lives’
    • ‘Before they knew it, they were playing big concert halls in New York and L.A., seducing music lovers of all tastes: the house-heads, the hippies, the ravers, the hepcats - you name it.’
    • ‘His designs pulsed with angular hepcats bearing funnel-tapered noses and shark-fin chins, who fingered cockeyed pianos and honked lollipop-hued horns.’
    • ‘In general, though, the Oxford hepcats detect a turning away from the hyphen.’
    • ‘The Post reports that the sassy TV hostess was starry-eyed over the gangly hepcat movie star and proclaimed she was his ‘biggest fan!’’
    • ‘The ‘Thin Man’ series updates the story to the Fifties and recasts Nick and Nora as wealthy hepcats.’

Origin

1930s: from hep + cat.

Pronunciation

hepcat

/ˈhɛpkat/