IRC Usually intended as a mildly sarcastic indication that the person who is saying it has just heard something ridiculously goth. Originally: The goofy sound that Bela Lugosi made as the bloodthirsty Count in Dracula: ("Vlah! I vant to suck your blood!").
<BlkNoOne> I cut myself with a razorblade once.
Vlah is a term that is mostly related to vampires or vampirism. It can also mean something mildly gross or disgusting happening to a person (kind of like blech).
1. Vampire: 'Sup, buddy, I've come to suck your blood.
Buddy: Eat sunlight, you bloodsucker!
2. Maria: How are you?
Angus: I'm good, how are... vlah! A bug just flew in my