Côr'net, n.

n. [Fr. cornet, m., cornette, f. & m., Pr. cornet, It. cornetto, cornetta, Sp. corneta, diminutive of Fr. corne, Pr. corn, It. corno, Lat. cornu, horn.]

1. (Mus.) (a.) A wind instrument blown with the mouth, originally curvilinear or serpentine in form, and increasing in diameter from the mouth-piece to the lower end. (b.) A species of trumpet used in bands. (c.) A certain organ stop or register. Moore.
2. A little cap of paper twisted at the end, used by grocers and others to contain small wares. Cotgr.
3. (Mil.) (a.) A company of cavalry;—so called from its being accompanied by a cornet-player. [Obs.] “A body of five cornets of horse . . . standing in very good order to receive them.” Clarendon. (b.) The flag or standard of such a company. [Obs.] (c.) The officer who carries the standard in a cavalry troop or company.

An office rarely found in the United States, and not at all in the regular army. 4. A head-dress or cap anciently worn by doctors and by women. “Her cornet black.” Surrey. The cornet, or coronet, of a horse, the lowest part of his pastern, that runs round the coffin, and is distinguished by the hair that joins and covers the upper part of the hoof.