goa bean goa bean /ˈgoʊə biːn/

noun

1. Old World tropical bean  ( goa bean )
   Old World tropical bean
    The local market had fresh goa beans, an Old World tropical variety.
   The local market had fresh goa beans, an Old World tropical variety.
   
   
2. A tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics  ( goa bean , goa bean vine , Manila bean , Psophocarpus tetragonolobus , winged bean , winged pea )
   a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics