pounderPronunciation: /ˈpaʊndə/Definition of pounder noun [usually in combination] 1a person or thing weighing a specified number of pounds:Sloan set a blue-shark record with a 184-pounder a gun designed to fire a shell weighing a specified number of pounds. 2a person or thing that pounds something:he’s direct, but not abrasive, not a desk-pounderpounder in other Oxford dictionaries Definition of pounder in the US English dictionary