pounder

pounder
noun
[usu. in combination]

a person or thing weighing a specified number of pounds
重…磅的人（或物）
Sloan set a blue-shark record with a 184-pounder.
斯隆以184磅的重量创了蓝鲨纪录。
■a gun designed to fire a shell weighing a specified number of pounds
发射…磅重炮弹的大炮
a person or thing that pounds something
敲击者，敲击物
he's direct, but not abrasive, not a desk-pounder.
他很直率，但并不寻衅，不是那种拍桌子的人。