\Kex\, n. [W. cecys, pl., hollow stalks.]
1. (Bot.) A weed; a kecksy. --Bp. Gauden.
         Though the rough kex break The starred mosaic.
                                               --Tennyson.
2. A dry husk or covering.
         When the kex, or husk, is broken, he proveth a fair
         flying butterfly.                     --Holland.