a medical condition that results as a combination of situation depression from being anywhere that isn't Kin Games, withdraw from the 900 best friends you just made, the collecive hangover from 4 days and nights of drinking, and some form of actual oral/throat infection after having made out with aforementioned 900 best friends
I thought I was going to die the week after Kin Games because my kinitis was so bad!
Its when the discord user warpath/warpathic, whos display name is often kimi, will start to multiply. When there starts to join/come more kimis, be it generally or in servers, it is then called Kimitosis.