party ball
n.— «Adolph Coors Co. announced Monday it will introduce a five-gallon disposable container of beer called “Party Ball” later this month. The container, which will contain Coors or Coors Light, is packaged in a box with a plastic liner to hold ice. It dispenses the equivalent of 55 12-ounce cans, officials said in a statement.» —“Brewer Introduces 5-Gallon Container” AP July 11, 1988. (source: Double-Tongued Dictionary)