the Dow Jones Transportation Average
noun [ S ]
STOCK MARKET ukus(abbreviation DJTA); (also DJT); (also the Dow Jones Transportation index)a US stock market index (= system for measuring the present value of shares) that is based on 20 important transport companies in the US:
Railroad stocks posted strong gains, sending the Dow Jones Transportation Average up 51.47 points to 1,890.98.
The DJTA is the most widely recognized gauge of the transportation sector.