Happclap 

Clapping with surprised excitement and glee at an event or occurrence

When the band finished they were so good I couldn't resist giving up a happclap

Happclap by OldEnglish April 17, 2015

HappCapp 

An Ohio boy who loves playing Minecraft and loves anything Japanese! Their name will usually start with an L or K.

Oh! I heard that the popular girl is dating a HappCapp!!

HappCapp by Leroydra July 2, 2022