Ruler
WordNet
noun
(1) 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
(2) A person who rules or commands
"Swayer of the universe"
WiktionaryText
English
Noun
- A (usually rigid), flat, rectangular measuring or drawing device with graduations in units of measurement; a rule; a straightedge with markings; a measure.
- A person who rules or governs; a person who exercises dominion or controlling power over others.