Its a saying from the show South Park.
means that somebody is the towel man
A duster is somebody who is bad at something.
Your cool, not a idiot. Nice guy basically
It means they consider you nice if they are not using sarcasm
You are a loner. Or you always want to live alone.
Crazy, sparactic or all over the place
When somebody calls you a sort in slang, it means pretty, beautiful, stunning. It is a good thing.
It obviously means you have lots of money from their view point.
A job in can mean anything fom being annoying, or being something that is unappetizing.
When somebody insults you, for example calls you fat, say it and I means yes you are fat but what about me.
It means that you think someone is a slave and is good for nothing except for cleaning someone's body
Being bipolar means that you have extreme mood swings between depression and happiness.