D defs.my
Entry 2 senses Webster, 1913

Baron

/bă'rən/ · Bar·on · IPA /ˈbæɹən/
01 n. A title or degree of nobility; originally, the possessor of a fief, who had feudal tenants under him; in modern times, in France and German…
  1. 1.
    A title or degree of nobility; originally, the possessor of a fief, who had feudal tenants under him; in modern times, in France and Germany, a nobleman next in rank below a count; in England, a nobleman of the lowest grade in the House of Lords, being next below a viscount.
  2. 2.
    A husband; as, baron and feme, husband and wife.(Old Law) [R.]
Phrases & compounds
Baron of beef — two sirloins not cut asunder at the backbone.
Barons of the Cinque Ports — formerly members of the House of Commons, elected by the seven Cinque Ports, two for each port.
Barons of the exchequer — the judges of the Court of Exchequer, one of the three ancient courts of England, now abolished.