Source : WordNet®

runner bean
     n 1: tropical American high-climbing bean with red flowers and
          mottled black beans similar to Phaseolus vulgaris but
          perennial; a preferred food bean in Great Britain [syn:
          {scarlet runner}, {scarlet runner bean}, {Dutch
          case-knife bean}, {Phaseolus coccineus}, {Phaseolus
          multiflorus}]
     2: long bean pods always sliced into half-inch lengths; a
        favorite in Britain [syn: {scarlet runner}, {scarlet
        runner bean}, {English runner bean}]