Resembling or characteristic of the Bourbon dynasty, their style, manner, or political approach.
From 'Bourbon' (the French royal dynasty) plus the suffix '-esque' meaning 'in the manner of'. The Bourbons ruled France and Spain for centuries.
The Bourbon monarchs were so distinctive in their absolute power and ornate style that their name became an adjective—people could just say 'that's very bourbonesque' instead of explaining divine right monarchy!
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