n.[C]

1. 满杯
   a bumper of mead

   满杯蜂蜜酒

2. 【口】特大的东西

a.

1. 特大的；丰盛的
   a bumper crop

   丰收

n.

1. 缓冲器；减震物；（汽车前后的）保险杠[C]

n.

1. a horizontal bar across the front or back of a motor vehicle to reduce damage in a collision.
2. (also bumper race) Horse Racing  a flat race for inexperienced horses intended for future steeplechases.
3. archaic a generous glass of an alcoholic drink.

adj.