noun
( informal ) [ sing. ] a situation where people are no longer friends, caused by a disagreement or an argument :
Dave and I had a falling-out .
noun
( informal ) [ sing. ] a situation where people are no longer friends, caused by a disagreement or an argument :
Dave and I had a falling-out .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005