Noah Webster
Frog
FROG, noun [Latin rana, from the root of rend, from its broken shape, or from leaping, or its fragor or hoarse voice.]
1. An amphibious animal of the genus Rana, with four feet, a naked body, and without a tail. It is remarkable for swimming with rapidity, and for taking large leaps on land. Frogs lie torpid during winter.
2. In farriery. [See Frush.]