An old-time expression interjected after one is on the receiving end of a harsh criticism. A fight will usually occur as a result.
Northerner: You're a dumbass from the south, and so is your slave beating mother.
Southerner: (draws gun) Them's fightin' words!
Southerner: (draws gun) Them's fightin' words!
by dilary huff August 20, 2007
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