Anything which resists or deadens a bump or shock, such as a metal or rubber rim extending from an object; a buffer.
a protective guard device, usually of metal or rubber, attached horizontally to the front or rear of the frame of a vehicle, designed to resist or deaden a bump or shock, and to prevent damage to the main frame of the vehicle in low-velocity collisions.
a rubber like (polymer based) device inserted into a knee or ankle component as a resistance or extension aid. Bumpers come in different durometers (color coded) which allow the amputee to have different resistance levels.) CAT/CAM, (Contoured Anterior Trochanteric/Controlled Alignment Method): The popular term coined by John Sabolich, CPO for his socket shape derived from the work of Ivan Long, CP. The term was replaced by the trademarked name "Sabolich Socket" do to internal conflicts within the prosthetic industry that prohibited trade-marking CAT/CAM in the United Sates.