Flunk

n. To fail through dread; to withdraw from any proposed undertaking from fear. (U. S.) Flunk, n. A failure; withdrawing or backing out. (U. S.) Flunk'y, n. [Probably allied to FLANK, q. v.] A servant in livery. A mean, cringing, sycophantic, or obsequious man. A man who undertakes to deal in stocks without experience. Flunk'ydom, n . The collective body of flunkies. Flunk'yism, n. The quality or character of a flunky. Fluoboʻrate, n. [Fr.] ( Chem .) A combination of fluoboric acid with a base. topaz, emerald, amethyst, . The kind affording a green phosphorescent light is called chlorophane (Gr. chloros , green, and phaino , I appear), or pyro -emerald. It is abundant in Derby shire, Eng., and is often called Derby shire spar. Some of the varieties found there are beautifully banded, and are much prized for the manufacture of vases. It is also used for beads, brooch-stones, and other ornamental articles, but is difficult to work on account of its brittlene . Fluor-spar is used as a flux to promote the fusion of certain refractory minerals,whence the name, from the Lat. fluo , to flow. It occurs in many places in this country. Fluoride of calcium exists in the enamel of the teeth and bones, in some other organic products, and in certain mineral waters. Form . CaF2.