Dow Jones index
/daʊˈdʒəʊnz
/(also Dow Jones average)
An index of figures indicating the relative price of shares on the New York Stock Exchange, based on the average price of selected stocks.
Origin
From the name of Dow Jones & Co, Inc., a financial news agency founded by Charles H. Dow (1851–1902) and Edward D. Jones (circa1855–1920), American economists whose company compiled the first average of US stock prices in 1884.