1. An ancient coin of France. The value of the gold frank was something more than that of the gold crown. The silver franc was in value a third of the gold one. The gold coin is no longer in circulation. The present franc or frank, is a silver coin of the value nearly of nineteen cents, or ten pence sterling.

2. A letter which is exempted from postage; or the writing which renders it free.

3. A sty for swine. [Not used.]