DictionarybumperVehicle protection
noun

bumper

BUM-per/ˈbʌmpər/

A protective bar at the front or rear of a vehicle.

The car's bumper has a dent from the parking-lot collision.

Close three-quarter view of a vehicle's exposed front bumper pressing against a low concrete bollard: the metal bar is locally dented while the headlights, grille and body behind it remain intact.
Etymology

Bump supplies the collision idea, while -er names the device that takes the impact. This sense first referred to railway-car buffers before being applied to automobiles.

In context

Plainly Difficult5:30
rear bumper wasn't really designed to stop any significant impact and to add insult to injury the rear of the car was also meant to crumple
Scandal: Ford’s Deadly Pinto | Short Documentary

More examples

  • A sticker covered part of the rear bumper.
  • The truck damaged both bumpers in the crash.
  • She inspected the bumper before driving away.

Forms

bumper · bumpers