Definify.com
Webster 1913 Edition
Drawbar
Draw′barˊ
,Noun.
(Railroad)
(a)
An openmouthed bar at the end of a car, which receives a coupling link and pin by which the car is drawn. It is usually provided with a spring to give elasticity to the connection between the cars of a train.
(b)
A bar of iron with an eye at each end, or a heavy link, for coupling a locomotive to a tender or car.