paper barrel
n.— «Between 2002 and the present, MacIntyre said, trading in the West Texas crude jumped from 78 million barrels a year to 86.4 million barrels. Such trading involves what are called “paper barrels.” A buyer need not take what is known as “wet delivery.”» —“A real pain in the gas” by Roger Phelps Folsom Telegraph (California) June 24, 2008. (source: Double-Tongued Dictionary)
Further reading
While reading Great Expectations (Bookshop|Amazon) by Charles Dickens, a listener in Arlington, Texas, is surprised when one of the characters inherits some money, which Dickens describes as a cool four thousand. Were they really using cool that way...
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...