1) A killjoy who destroys things and takes pleasure from it. (Reference to Danger Days: True Lives of The Fabulous Killjoys).
2) A female who participates in destructive and unsafe behavior, despite the cost. Typically, these individuals are teens or young adults, but they can be any age.
The crash queen opened fire on the group, simply smiling as the bodies fell to the floor.
A: That girl may be a crash queen, but she has a smokin' hot bod! I think we should go out.
B: Think about it: she takes tons of drugs, drinks like a fish, has sex with everything she sees, and chain smokes. Do you think that crash queen is gonna live long enough for you to date her?
A: Who cares? She's sexy.