WordWeight : Weighing the Words

Pronunciation : Pound"er
Part of Speech : n.
Definition : 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