marabou stork ma·ra·bous·tork uncommon noun 1. large African black-and-white carrion-eating stork; its downy underwing feathers are used to trim garments Synonymsmaraboumaraboutmarabou storkLeptoptilus crumeniferus Related words Broader terms stork Parts Leptoptilus Part of marabou WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.