Manila bean

from WordNet (r) 3.0 (2006)

Manila bean
    n 1: a tuberous twining annual vine bearing clusters of purplish
         flowers and pods with four jagged wings; Old World tropics
         [syn: {winged bean}, {winged pea}, {goa bean}, {goa bean
         vine}, {Manila bean}, {Psophocarpus tetragonolobus}]

from The Collaborative International Dictionary of English v.0.48

manila bean \manila bean\ n.
   A tuberous-rooted twining annual vine ({Psophocarpus
   tetragonolobus}) bearing clusters of purplish flowers and
   pods with four jagged wings; Old World tropics.

   Syn: winged bean, winged pea, goa bean, goa bean vine,
        {Psophocarpus tetragonolobus}.
        [WordNet 1.5]