Definitions
1.adverbIn a way or manner that is real, not unreal.
2.adverb(modal) Actually; in fact; in reality.""He really is a true friend." / "Really? What makes you so sure?""
3.adverb(as an intensifier) Very (modifying an adjective); very much (modifying a verb)."But ma, I really, really want to go to the show!"
4.interjectionIndicating surprise at, or requesting confirmation of, some new information; to express skepticism."A: He won the Nobel Prize yesterday."
5.interjection(sarcastic, typically exaggerated question.) Indicating that what was just said was obvious and unnecessary; contrived incredulity"A: I've just been reading Shakespeare - he's one of the best authors like, ever!"
6.interjectionIndicating affirmation, agreement."A: That girl talks about herself way too much."
7.interjectionIndicating displeasure at another person's behaviour or statement."Well, really! How rude."