( informal ) to decide or agree to stop doing sth :
After forty years in politics I think it's time for me to call it a day (= to retire) .
( informal ) to decide or agree to stop doing sth :
After forty years in politics I think it's time for me to call it a day (= to retire) .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005