nail sth down/on/to, etc › to fasten something with nails çivilemek, çiviyle tutturmak
There was a 'private property' sign nailed to the tree.1962 › [T] mainly US informal to catch someone who has committed a crime suç işleyen bir kişiyi yakalamak
They eventually nailed him for handling stolen goods.697 nail sb down phrasal verb › to make someone give you exact details or a decision about something söyletmek, ağzından almak, zorlamak, mecbur etmek
I haven't managed to nail him down to a date yet.1167 nail sth down phrasal verb US › to understand something completely, or to describe something correctly tamamen anlamak; açık seçik tanımlamak
We haven't been able to nail down the cause of the fire yet.11212195