sırt dönmek

listen to the pronunciation of sırt dönmek
التركية - الإنجليزية
turn one's back
To cease paying attention to something

As soon as I turned my back, he started writing on the wall.

To forsake, to abandon; to ignore

He got off to a strong start, only to turn his back on the project two months later.

left him, ceased to participate with him