Welcome to English in a minuate, Usually when people say "get out of here "
It's because they want you to leave But in American English when you say it in certain way it can mean something completely different
I just moved to washington,D.C to star a new job where are you from originally Dallas Texas Get out of here
I'm from Dallas,texas to!
The phrase "get out of her!" is a way to say something is very surprising
interesting or totally unexpected if you say it in an angry tone,it's telling some one to go away But if you say it in an excited tone with a happy face,it's friendly way of saying you can't believe what you're hearing