happycore en · NOUN
Etymology
Shortening, equivalent to happy + -core.
Meanings
-
(uncountable) Synonym of happy hardcore.
In large part, happycore was the result of an exodus of white ravers from the jungle scene, in reaction to the influx of black youth and the attendant mood change from bonhomie to surliness.
2013, Simon Reynolds, Generation Ecstasy: Into the World of Techno and Rave Culture, page 291: