These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ruler.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1: a person (as a king or queen) having supreme power over a nation
2: a straight strip (as of plastic, wood, or metal) with a smooth edge that is marked off in units and used for measuring or as a guide in drawing straight lines