bamboo palm bam·boo·palm uncommon noun 1. small graceful palm with reedlike stems and leaf bases clothed with loose coarse fibers Synonymsminiature fan palmbamboo palmfern rhapisRhapis excelsa 2. a palm of the genus Raffia Synonymsbamboo palmRaffia vinifera Related words Broader terms raffia palmlady palm WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.