What is "a majus"

Snapdragon \Snap"drag`on\, n.

1. (Bot.)

   1. Any plant of the scrrophulariaceous genus Antirrhinum, especially the cultivated A. majus, whose showy flowers are fancifully likened to the face of a dragon.

   2. 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.