to allow sb freedom to do what they want, especially in the hope that they will make a mistake or look silly :
The question was vague, giving the interviewee enough rope to hang herself .
to allow sb freedom to do what they want, especially in the hope that they will make a mistake or look silly :
The question was vague, giving the interviewee enough rope to hang herself .
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005