Noun scarlet runner bean has 2 senses
- scarlet runner, scarlet runner bean, Dutch case-knife bean, runner bean, Phaseolus coccineus, Phaseolus multiflorus - 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
--1 is a kind of bean, bean plant
- scarlet runner, scarlet runner bean, runner bean, English runner bean - long bean pods always sliced into half-inch lengths; a favorite in Britain
--2 is a kind of green bean
,