Pronunciation (UK) IPA (key): /ˈbærən/ (US) IPA (key): /ˈbɛrən/ Audio (UK)(file) Homophone: barren Noun Singular baron Plural barons (countable) A baron is the male ruler of a barony. (countable) (nobility) A baron is a male member of the lowest rank of English nobility. A female using the style is termed a baroness.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads