Noun

(en noun)

The male monarch or ruler of an empire.

(medieval political theory ) Specifically, the ruler of the Holy Roman Empire; the world-monarch.

The Investiture Controversy was a conflict between the Emperor and the Pope.

A large, relatively valuable marble in children's games.

* 2001 , Paul Webley, The economic psychology of everyday life (page 39)

But marbles are not only used to play games: they are also traded. In this market, the value of the different kinds of marbles (oilies, emperors , etc.) is determined by local supply and demand and not by the price of the marbles

Noun

(en noun)

The male ruler of a barony.

A male member of the lowest rank of British nobility.

A particular cut of beef, made up of a double sirloin.

* 1851 , (Herman Melville), (Moby-Dick) ,

Such portentous appetites had Queequeg and Tashtego, that to fill out the vacancies made by the previous repast, often the pale Dough-Boy was fain to bring on a great baron of salt-junk, seemingly quarried out of the solid ox.

A person of great power in society, especially in business and politics.

* {{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist), author=Lexington

, title= Keeping the mighty honest , passage=British journalists shun complete respectability, feeling a duty to be ready to savage the mighty, or rummage through their bins. Elsewhere in Europe, government contracts and subsidies ensure that press barons will only defy the mighty so far.}}

(legal, obsolete) A husband.

baron and feme: husband and wife