bum·per /ˈbʌmpɚ/
  緩衝器,滿杯,豐收(a.)大勝利的
  bumper
  止動膠塊
  Bum·per n.
  1. A cup or glass filled to the brim, or till the liquor runs over, particularly in drinking a health or toast.
     He frothed his bumpers to the brim.   --Tennyson.
  2. A covered house at a theater, etc., in honor of some favorite performer. [Cant]
  Bump·er n.
  1. That which bumps or causes a bump.
  2. Anything which resists or deadens a bump or shock, such as a metal or rubber rim extending from an object; a buffer.
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  bumper
       adj : extraordinarily abundant; "a bumper crop"
       n 1: a glass filled to the brim (especially as a toast); "we
            quaffed a bumper of ale"
       2: a mechanical device consisting of bars at either end of a
          vehicle to absorb shock and prevent serious damage