horsefish n 1: any of several silvery marine fishes with very flat bodies [syn: {moonfish}, {Atlantic moonfish}, {horsefish}, {horsehead}, {horse-head}, {dollarfish}, {Selene setapinnis}]
Horsefish \Horse"fish`\, n. (Zool.) (a) The moonfish ({Selene setipinnis}). (b) The sauger. [1913 Webster]
Moonfish \Moon"fish`\, n. (Zool.) (a) An American marine fish ({Vomer setipennis}); -- called also {bluntnosed shiner}, {horsefish}, and {sunfish}. (b) A broad, thin, silvery marine fish ({Selene vomer}); -- called also {lookdown}, and {silver moonfish}. (c) The mola. See {Sunfish}, 1. [1913 Webster]