overlord/ˈəʊvə(ɹ)lɔː(ɹ)d/EtymologyFrom Middle English oferrlaferrd, orlard, our-lord, ouyr-lord, equivalent to over- + lord.overlord means A ruler of other rulers. Lexicurio rates it Rare gem — a strength score of 78 out of 100.nounA ruler of other rulers.“The various tribal chieftains met each spring to elect an overlord that would lead them in time of war.”A feudal lord directly owed rent or personal service by a tenant of subinfeudated land, a tenant's liege lord.“The tenant owed a variety of obligations to his overlord—usually including military service or serjeanty—but these were gradually converted into monetary rents.”Anyone with overarching power or authority in a given domain.“The crusty old professor was overlord of the history department, and few dared to cross his will.”verbTo rule over; to domineer.“Poor Johnny one-note sang out with gusto / And just overlorded the place”