Irony.
Theyre probably calling you hurt.
It reperesents lying. If someone calls you pinocio, theyre calling you liar.
Say "Look who's talking"
If your name is Oscar I can see no problem. If your name is not Oscar then you may need to ask someone why you are being called an name not yours
Its a saying from the show South Park.
A duster is somebody who is bad at something.
When somebody calls you a sort in slang, it means pretty, beautiful, stunning. It is a good thing.
You probably have dial-up. Google it.
Crazy, sparactic or all over the place
Your cool, not a idiot. Nice guy basically
dsf
It means they consider you nice if they are not using sarcasm