A buzzkill is when someone ruins an otherwise enjoyable event by doing something awful. If you have a buzz, you are enjoying yourself. "It was a great party until Tom picked a fight with Allen and broke some furniture. It was a real buzzkill.

A buzz kill is when someone ruins a joyous moment for everyone else. Here's one example: Person 1: "Let's go to Todd's party. I hear so many people are going." Person 2: "I can't because it's a school night." Person 1: "Will you ever stop being such a buzz kill?"

A buzzkill is when someone ruins a joyous moment for everyone else. You may have heard the term party pooper, which actually means the same thing as buzzkill.

When my dad called it was such a buzz kill (nuisance). When Lacy got mad at work, it was a buzz kill for us. When Lacy showed up at work, it was a buzz kill for us. When my mom was sick, it was such a buzz kill for my wedding. Some examples for you.

buzz kill when someone or something ruins a special moment which may or may not be drug induced. http://www.urbandictionary.com/define.php?term=buzz+kill