nail down

nail down  {v. phr.},  {informal}
Уточнять; закреплять (успех); решать, назначать.
Joe had a hard time selling his car, but he finally nailed the sale down when he got his friend Sam to give him $300.
The New York Yankees nailed down the American League Championship when they beat the Red Sox 3 to 0 on September 15.
Категории: time {informal} {v. phr.}