bumper guard

noun

1. either of two vertical crosspieces attached to a bumper of a motor vehicle to prevent it from locking bumpers with another vehicle.

Example Sentences

Flying rocks can cause exterior damage, and a bumper guard can keep you protected.

From Seattle Times

The car backed up again and then hit a small fence and the bumper guard was pulled from the vehicle.

From Washington Times

Install a baby seat, add a bumper guard or chrome wheel covers and you’ve made a statement.

From Washington Times