1. An animal of the genus Mustela, or Weasel kind, about 14 inches in length, of a pale yellow color with red eyes. It is a native of Africa, but has been introduced into Europe. It cannot however bear cold, and cannot subsist even in France, except in a domestic state. Ferrets are used to catch rabbits.

2. A kind of narrow woolen tape.

3. Among glass makers, the iron used to try the melted matter, to See , v.t. To drive out of a lurking place, as a ferret does the coney.