Charles the Bald char·lest·he·bald uncommon noun 1. as Charles II he was Holy Roman Emperor and as Charles I he was king of France (1630-1685) SynonymsCharles IICharles ICharles the Bald Related words Broader terms Holy Roman EmperorKing of France WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.