turn against sb | ˌturn sb aˈgainst sb
to stop or make sb stop being friendly towards sb :
She turned against her old friend.
After the divorce he tried to turn the children against their mother.
turn against sb | ˌturn sb aˈgainst sb
to stop or make sb stop being friendly towards sb :
She turned against her old friend.
After the divorce he tried to turn the children against their mother.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005