Device which connects coupler to carbody, incorporating springs and cushioning devices to absorb impacts caused by coupling or train dynamics.
encyclopedia
DRAG
A heavy or slow freight train.
DRAG AND DROP
A GUI (Graphic User Interface) concept that allows one screen object to be selected and passed as input to another screen object (icon).
DRAGGING THE LINE
Operating behind schedule deliberately.
DRAGGING THE ROAD
Bus operators driving slowly to avoid being too far ahead of schedule and creating a gap in service behind them.
DRB
Disputes Review Board