The act of falsely accusing someone (usually a spouse) of demostic or sexual violence in order to recieve benefits such as money or especially attention.
Damn did you hear about Daniel? His methhead cunt of an ex Karen pulled a Dirty Laurie on him.
The act of dating someone to get "closer" to someone else.
"Did you hear that she Baileighed him?"
"Yeah, didn't she go for his brother?"