noun
[ usually sing. ] a struggle to change or stop sth even when it is not likely that you will succeed :
They have been fighting a rearguard action for two years to stop their house being demolished.
noun
[ usually sing. ] a struggle to change or stop sth even when it is not likely that you will succeed :
They have been fighting a rearguard action for two years to stop their house being demolished.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005