NAIL SB


Meaning of NAIL SB in English

down (to sth)

to force sb to give you a definite promise or tell you exactly what they intend to do

SYN pin down :

She says she'll come, but I can't nail her down to a specific time.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.