A buzzi is another word for a buzzkill. A buzzi is somebody who ruins a something fun or a big event or even if you are dancing at a party and having fun and someone walks up to you and says you suck at dancing that person is a buzzi.
How to pronounce: Buh-Zee
Person #1: Yo, I was at a party and a Karen showed up and told us to turn down the music. It was super annoying Person #2: What a buzzi!