Dic: go away

1. to leave a person or place: Just go away! Go away and think about it, then let me know. 
2. to leave home for a period of time, especially for a holiday/vacation: They've gone away for a few days. I'm going away on business.
3. to disappear: The smell still hasn't gone away.

.... OALD

go away (1)

1. to leave a place: Go away and leave me alone!
2. to leave your home in order to spend time somewhere else, usually for a holiday: We usually go away for the summer. He goes away on business a lot. 

go away (2)  to disappear: It was weeks before the bruises went away.

.... CALD