Ralegh ra·legh uncommon noun 1. English courtier (a favorite of Elizabeth I) who tried to colonize Virginia; introduced potatoes and tobacco to England (1552-1618) SynonymsRaleighWalter RaleighSir Walter RaleighWalter RaleghSir Walter Ralegh Related words Broader terms courtiercolonizer WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.