What does killing your buzz mean?

"Killing your buzz" refers to actions or events that diminish or completely ruin someone's enjoyment or positive mood, often after they've been feeling good or excited. This phrase is commonly used in social contexts, particularly when someone is having fun or feeling high-spirited, and then something happens that brings them down or interrupts that enjoyment. It can relate to various scenariOS, from a sudden change in plans to negative comments.