| Noun | 1. | scarlet runner - tropical American high-climbing bean with red flowers and mottled black beans similar to Phaseolus vulgaris but perennial; a preferred food bean in Great Britainbean plant, bean - any of various leguminous plants grown for their edible seeds and pods | |
| 2. | scarlet runner - hairy trailing or prostrate western Australian vine with bright scarlet-pink flowerscoral pea - any of various Australian climbing plants of the genus Kennedia having scarlet flowers | |
| 3. | scarlet runner - long bean pods always sliced into half-inch lengths; a favorite in Britaingreen bean - immature bean pod eaten as a vegetable | |