goa bean goa·bean uncommon noun 1. tuberous-rooted twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics Synonymswinged beanwinged peagoa beangoa bean vineManila beanPsophocarpus tetragonolobus 2. Old World tropical bean Synonymsgoa bean Related words Word family goa bean vine Broader terms beanvine Parts winged beanPsophocarpus Part of goa bean WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
