ruler
— Noun
– English
~ 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
ruler
— Noun
– English
~ a person who rules or commands; "swayer of the universe"
rules of order
— Noun
– English
~ a body of rules followed by an assembly
Robert's Rules of Order
— Noun
– English
~ a book of rules for presiding over a meeting; written by Henry M. Martin in 1876 and subsequently updated through many editions