The term 'BIG WINERY CONTAINER' can be summarized as a large container used in wineries, which is referred to as a VAT. A VAT, or VAT, is a large metal or wooden container used for fermenting and storing wine. It is usually made of stainless steel or wood, and is typically cylindrical in shape. The size of the VAT can vary depending on the size of the winery, but it is generally quite large. The VAT is an essential part of the winemaking process, as it allows the wine to ferment and age properly.