Ruler

n.	1.	One who rules; one who exercises sway or authority; a governor. And he made him ruler over all the land. - Gen. xli. 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 ->. Parallel ruler See under Parallel.

Noun	1.	ruler - 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 Synonyms: rule
	2.	ruler - a person who rules or commands; "swayer of the universe" Synonyms: swayer

To see a ruler in your dream, indicates your concerns of not measuring up to the standards of others. It may also mean that you need to be careful in making a decision or judgment.A per se, T square, ace, anointed king, birch, boss, cane, captain, castellan, champion, chatelain, chatelaine, chieftain, club, commandant, crowned head, dean, director, dynast, emperor, executive, ferule, fugleman, genius, grand duke, head, high chief, higher-up, imperator, intendant, king, king-emperor, kinglet, laureate, lord paramount, majesty, manager, master, monarch, nonpareil, overlord, paddle, pandybat, paragon, paramount, petty king, potentate, prince, prince consort, principal, prodigy, rattan, rod, royal, royal personage, royalty, rule, senior, sovereign, square, star, stick, straightedge, superior, superman, superstar, suzerain, switch, tetrarch, the greatest, the most, top dog, triangle, virtuoso