a British peer of the highest rank
"The newly appointed duke arrived at the garden party, immediately drawing attention as the highest-ranking peer in attendance."
a nobleman (in various countries) of high rank
"The new duke greeted the visiting dignitaries in the grand hall, his title reflecting centuries of royal lineage."
The male ruler of a duchy (female equivalent: duchess).
"After inheriting the vast estate, the duke held court to decide how the neighboring villages should be taxed."
In plain English: A duke is a high-ranking nobleman who rules over a large area of land and has significant power within a kingdom.
"The duke hosted a grand ball at his castle to celebrate his birthday."
Usage: Duke refers to a high-ranking nobleman who rules a duchy or holds a specific title within the peerage system. You should use this word only when discussing historical European aristocracy or modern royal families, not for generic leaders or bosses.
To hit or beat with the fists.
"The boxer ducked low to avoid getting duced by his opponent's wild right hook."
In plain English: To duke it out means to fight or compete fiercely with someone.
"The crowd began to duke it out over who got the last slice of pizza."
Usage: To duke it out means to engage in a fierce physical fight or intense competition against an opponent. Use this phrase when describing a situation where two parties struggle hard until one clearly wins.
The title of a duke.
"The young man was not just any noble, but a proper duke who sat on his family's estate in Yorkshire."
The word duke entered English from Old French and Latin, originally meaning "leader" or "commander," and it replaced the native Old English term heretoga. While the root is related to German Herzog, a popular but incorrect theory suggests the modern slang meaning of "fist" comes from Cockney rhyming slang involving the Duke of York.