(1):

(n. sing. & pl.) A portable forge, used by tinkers, etc.

(2):

(n. sing. & pl.) A genus of minute Entomostraca, found both in fresh and salt water. See Copepoda.

(3):

(n. sing. & pl.) One of a race of giants, sons of Neptune and Amphitrite, having but one eye, and that in the middle of the forehead. They were fabled to inhabit Sicily, and to assist in the workshops of Vulcan, under Mt. Etna.