ruler Meaning, Definition & Usage

  1. noun a person who rules or commands
    swayer.
    • swayer of the universe
  2. noun measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths
    rule.

WordNet


Rul"er noun
Definitions
  1. One who rules; one who exercises sway or authority; a governor.
    And he made him ruler over all the land. Gen. xii. 43.
    A prince and ruler of the land. Shak.
  2. A straight or curved strip of wood, metal, etc., with a smooth edge, used for guiding a pen or pencil in drawing lines. Cf. Rule, n., 7 (a) usu. marked with graduations so that it can be used to measure distances .

Webster 1913