( old-fashioned ) a polite way of referring to the fact that a woman is going to the toilet / bathroom :
I'm just going to powder my nose.
( old-fashioned ) a polite way of referring to the fact that a woman is going to the toilet / bathroom :
I'm just going to powder my nose.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005