A rear-end collision, often called rear-ending or, in the UK, a shunt, occurs when a forward-moving vehicle crashes into the back of another vehicle in front of it. Similarly, rear-end rail collisions
Road collision types
…collides with another vehicle or a roadside object. These include head-on collisions and roadway departure collisions. Collisions at junctions, including rear-end collision and angle or side impacts Collisions involving pedestrians and cyclists…
A rear-end collision in Yate, near Bristol, England, in July 2004. The car failed to stop when the semi truck stopped at a roundabout. The car's bonnet can be seen deep under the rear of the lorry.
A severe rear-end collision that resulted in a burning wreckage along the North–South Expressway in Malaysia. All occupants escaped.