An emote that can be used in Twitch chat, denoted by the Kappa face and two clapping hands. It is usually meant to symbolize some sort of sarcastic congratulations
Wow, he beat the firstboss after 50 tries, welcome to level 2 (klappa)
The first money cheat in The Sims series of video games, until it was quickly replaced by "rosebud" in the expansions and sequels. Hearing it from someone is a fair indication that you're speaking to a real Sims veteran.
Kappa-nating is a frequent occurance in Dota 2 whereby a player obtains a constitutive streak of 4 kills in a row. Originally, the player would be 'Dominating' however twitch.tv viewers would articulate it as 'Kappa-nating' or 'Kappa nating' at the demand of the popular twitch face, Kappa.
player 'Elendilli' is Kappanating', player 'Sing_Sing is Kappanating', 'player Sing_Sing has been Kappanated by SunQuest'
Penetrating your partners ear then blowing your load in their nose while having a dildo in every hole. Then smacking the girl unconscious and start raping her all night.
Girl: " I didn't remember the Jacob Kappa last night"