POUNDERS
Noun
pounders
plural of pounder
Source: Wiktionary
POUNDER
Pound"er, n.
1. One who, or that which, pounds, as a stamp in an ore mill.
2. An instrument used for pounding; a pestle.
3. 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.
Note: Before the English reform act of 1867, one who was an elector
by virtue of paying ten pounds rent was called a ten pounder.
Source: Webster’s Unabridged Dictionary 1913 Edition