More on Farmer George from Infoplease:

• Farmer George - Farmer George George III.; so called from his farmer-like manners, taste, dress, and amusements. ...
• George III - Biography of George III, English king who lost the American colonies
• George III - George III was nicknamed “Farmer George,” or “The Farmer King.” (See ...
• Dictionary of Phrase and Fable: F - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "F"