noun a west indian herb (ruellia tuberosa) with curiously shaped blue flowers.
2. snapdragon ·noun any plant of the scrrophulariaceous genus antirrhinum, especially the cultivated a. majus, whose showy flowers are fancifully likened to the face of a dragon.
3. snapdragon ·noun a play in which raisins are snatched from a vessel containing burning brandy, and eaten; also, that which is so eaten. ·see flapdragon.