( informal ) to show that you are very angry or anxious about sth :
She's keeping very calm—anyone else would be tearing their hair out.
( informal ) to show that you are very angry or anxious about sth :
She's keeping very calm—anyone else would be tearing their hair out.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005