| Noun | 1. | Dolichos lablab - perennial twining vine of Old World tropics having trifoliate leaves and racemes of fragrant purple pea-like flowers followed by maroon pods of edible seeds; grown as an ornamental and as a vegetable on the Indian subcontinent; sometimes placed in genus Dolichosgenus Lablab, Lablab - one species: hyacinth bean vine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface |