n. (Zool.) The European redstart; -- so called from the red color of its tail. [ 1913 Webster ]

n. (Zool.) (a) A variety of the domestic pigeon, so called from the shape of the tail. (b) Any bird of the Australian genus Rhipidura, in which the tail is spread in the form of a fan during flight. They belong to the family of flycatchers. (c) the fantail goldfish. [ 1913 Webster ]

n. (Zool.) a type of goldfish bred artificially, having a realtively short oval body and a tail with four lobes arrayed somewhat like a folding fan, as though forming a part of the surface of a cone. Called also fantail. [ PJC ]