n. 1 horizontal bar at the front or back of a motor vehicle, reducing damage in a collision. 2 (usu. attrib.) unusually large or fine example (bumper crop). 3 Cricket ball rising high after pitching. 4 brimfull glass. bumper car n. = DODGEM.
n. 1 horizontal bar at the front or back of a motor vehicle, reducing damage in a collision. 2 (usu. attrib.) unusually large or fine example (bumper crop). 3 Cricket ball rising high after pitching. 4 brimfull glass. bumper car n. = DODGEM.