shiner /ˈʃaɪnə(ɹ)/noun 12forms 1 noun12 •One who shines; a luminary. •(informal) A black eye. •(informal) Raccoon eyes. •Any of numerous species of small freshwater American cyprinoid fishes of Notropis, Lythrurus, and allied genera, such as the redfin. •Any silvery fish, such as the horsefish, menhaden, or moonfish. •(slang) A moonshiner. •One who causes things to shine; a polisher. •A small reflective surface used for cheating at card games.Fargo wasn't sure what difference it made if one gambler passed something to another, unless it was to be used in cheating, a shiner maybe. But nobody at that table would let a shiner pass. — 2003 •A common silverfish Lepisma saccharinum, or any member of genus Lepisma. •A brick that is laid on its tallest, thinnest side, with its largest face facing the outside of the wall (oriented so that this face is wider than it is tall). •A bottle of finished wine, without a label. •(slang, old-fashioned) A bright piece of money, especially a sovereign.Has she the shiners, d'ye think? — 1776 formsshiners