What is a 40 ounce drink?

In the American vernacular, a forty-ounce or simply a forty is a glass or plastic bottle that holds 40 US fluid ounces (1,200 millilitres; 2+1⁄2 US pints) of malt liquor.

What does 40s mean?

forties pl (plural only) The decade of the 1840s, 1940s, etc. synonyms ▲ Synonyms: ’40s, 40s. The decade of one’s life from age 40 through age 49. They’re both in their forties.

Why is a beer called a forty?

Beers such as the Olde English 800, Mickey’s and Colt 45 have been sold in this format. Its name comes from its volume capacity of 40 fluid ounces (1,18 L) which makes its size slightly bigger than three times the standard beer bottle.