Snapdragon \Snap"drag`on\, n. 1. (Bot.) (a) Any plant of the scrrophulariaceous genus {Antirrhinum}, especially the cultivated {A. majus}, whose showy flowers are fancifully likened to the face of a dragon. (b) A West Indian herb ({Ruellia tuberosa}) with curiously shaped blue flowers. 2. A play in which raisins are snatched from a vessel containing burning brandy, and eaten; also, that which is so eaten. See {Flapdragon}. --Swift.