Source : Webster's Revised Unabridged Dictionary (1913)

Jewbush \Jew"bush`\, n. (Bot.)
   A euphorbiaceous shrub of the genus {Pedilanthus} ({P.
   tithymaloides}), found in the West Indies, and possessing
   powerful emetic and drastic qualities.

Source : WordNet®

Jewbush
     n : low tropical American shrub having powerful emetic
         properties [syn: {Jew-bush}, {Jew bush}, {redbird cactus},
          {redbird flower}, {Pedilanthus tithymaloides}]