Definitions by Draca

Killjoy 

Someone who often spends their free time ruining the fun that others are having.

Guy 1: Dude, there's a bunch of killjoys over there, what do we do?

Guy 2: Just don't act like you're having fun, they won't suspect a thing if we just sit here and act "normal".

Killjoy by Draca November 17, 2016