shiner

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun One that shines, as a star, jewel, or coin.
• noun Slang A black eye.
• noun Any of numerous small, often silvery North American freshwater fishes of the family Cyprinidae, especially one of the genus Notropis.
• noun Any of various other small silvery fishes.

from The Century Dictionary.

• noun One who or that which shines.
• noun Hence A coin, especially a bright coin; a sovereign.
• noun One of many different small American freshwater fishes, mostly cyprinoids, as minnows, which have shining, glistening, or silvery scales.
• noun In angling, a hackle used in making an artificial fly.
• noun A fishtail, silvertail, or silverfish; any insect of the genus Lepisma. See cut under silverfish.

from the GNU version of the Collaborative International Dictionary of English.

• noun Slang, Slang A luminary.
• noun Slang A bright piece of money.
• noun (Zoöl.) Any one of numerous species of small freshwater American cyprinoid fishes, belonging to Notropis, or Minnilus, and allied genera; as the redfin (Notropis megalops), and the golden shiner (Notemigonus chrysoleucus) of the Eastern United States; also loosely applied to various other silvery fishes, as the dollar fish, or horsefish, menhaden, moonfish, sailor's choice, and the sparada.
• noun (Zoöl.) The common Lepisma, or furniture bug.
• noun (Zoöl.) the silver moonfish.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun One who shines; a luminary.
• noun colloquial A black eye.
• noun coon eyes
• noun slang, dated A bright piece of money.
• noun Any of numerous species of small freshwater American cyprinoid fishes of Notropis, Minnilus, and allied genera, such as the redfin.
• noun Any silvery fish, such as the horsefish, menhaden, or moonfish.
• noun The common Lepisma, or furniture bug.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun important food fish of the northern Atlantic and Mediterranean; its body is greenish-blue with dark bars and small if any scales
• noun any of numerous small silvery North American cyprinid fishes especially of the genus Notropis
• noun a swollen bruise caused by a blow to the eye
• noun something that shines (with emitted or reflected light)