bumper   (Sound)

The bumper has 2 Senses.

• bumper
• a glass filled to the brim (especially as a toast); "we quaffed a bumper of ale"
• ふちにいっぱいになるグラス（特に祝杯として）

• bumper
• a mechanical device consisting of bars at either end of a vehicle to absorb shock and prevent serious damage
• 衝撃を吸収し、重大な損傷を防止するための、車両のどちらかの端のバーからなる機械装置