A Kapoi is an expression of the highest tier of dapperness originally quotes from flyingstaplers in which the god placed it upon the chat and became an emoticon in Aavaks chat. It is often now a staple in Aavaks chat
Someone who takes credit for something artistic or creative that they didn't do because they are a sad and hopeless person in school *cough cough* LIFE *cough cough*
Person 1: Look at that asshole, he's such an art kapotnik.
Person 2: My sister?
When something that happened a while ago, is brought up over and over again (even if it's not funny) until the person who is talking gets acknowledged. It can also be a form of making excuses for something you are bad at.
Bro that shit happened 20 minutes ago, quit Kasoning.
Dude, just because you suck doesn't mean the game is bad, stop Kasoning