界王, Kaiô, literally, King of the Worlds. It is a common prefix in the dragonball series which refers to the Kais.
by kyle.biddle January 19, 2011
The most handsome guy ever made. He has amazing hair and gets all the ladies. He's also known to be very nice and smart. He he only loves the certain people in his life. He's the hottest guy ever.
by The population May 24, 2017