pounder

• POS: Noun
• HYPHEN: pound=er

CIDE DICTIONARY

pounder, n. 

•  One who, or that which, pounds, as a stamp in an ore mill.  [1913 Webster]
•  An instrument used for pounding; a pestle.  [1913 Webster]
•  A person or thing, so called with reference to a certain number of pounds in value, weight, capacity, etc.; as, a cannon carrying a twelve-pound ball is called a twelve pounder.  [1913 Webster]

  " Before the English reform act of 1867, one who was an elector by virtue of paying ten pounds rent was called a ten pounder."  [1913 Webster]

OXFORD DICTIONARY

pounder, n. (usu. in comb.)
1 a thing or person weighing a specified number of pounds (a five-pounder).
2 a gun carrying a shell of a specified number of pounds.
3 a thing worth, or a person possessing, so many pounds sterling.