1
general::
Depart, leave a place, travel somewhere. For example, They went away this morning, or Are you going away this winter? This expression Also can be used as an imperative ordering someone to leave: Go away! It can Also be used figuratively to mean "dis appear," as in This fever just doesn't go away. [c. 1200]
American Heritage Idioms
2
general::
Phrase(s): Go away!
Leave me!; Get away from me! • Mary: You’re such a pest, Sue. Go away! Sue: I was just trying to help. • "Go away!" yelled the child at the bee., Phrase(s): go away (for something)
1. to leave for a period of time. • I have to go away for a week or two. • Sharon went away for a few days. 2. to leave in order to get something and bring it back. • Excuse me. I have to go away for a soft drink. • He went away for a pizza. He’ll be right back.
McGrawhill's American Idioms And Phrasal Verbs