What is You-know-who?
1.
The name in the Harry Potter wizarding world for
Ron: "Hey, Hermione, I heard that You-Know-Who is trying to find Harry. D'you think he wants to kill him?"
See
Random Words:
1.
1. same as wtf
2. suggests that you actually said wtf
Usually used with a question mark.
And Australia's still down there like, ..