hep·cat 
/ˈhɛpˌkæt/ noun
plural hep·cats /ˈhɛpˌkæt/ noun [count] US slang, old-fashioned : a person who knows about the newest things in music, fashion, etc. : a hip person
▪ a cool hepcat ◊Hepcat often refers to someone who played or listened to jazz music in the mid-20th century.
▪ a cool hepcat ◊Hepcat often refers to someone who played or listened to jazz music in the mid-20th century.
