Значение идиомы go down

[go down] {v. phr.} 1. To deteriorate in quality.

This hotel, which used to be one of the best, has gone down during the past fewyears.

2. To become lower in price.

It is said that the price ofmilk is expected to go down soon.

3. To sink.

The Titanic wentdown with a lot of people aboard.