Definitions
1.VerbTo reverse direction and retrace one's steps."Realising he had forgotten his briefcase, he turned back and re-entered the office."
2.VerbTo cause to reverse direction and retrace one's steps."The barrage of machine-gun fire turned back the encroaching soldiers."
3.VerbTo return to a previous state of being."He stopped drinking for a couple of years, but now he has turned back to his old ways.; Once we take this decision, there's no turning back."
4.VerbTo prevent, or refuse to allow, passage or progress."The soldiers turned back all the refugees at the frontier."
5.VerbTo adjust to a previous setting."In Autumn we normally turn the clocks back one hour.; I love that song: turn back to it!"
6.VerbTo fold something back; to fold down."; When you make the bed, please always turn the sheet back over the blanket."
7.VerbTo give back; to return.