Definitions from Wiktionary (Colonel)

▸ noun:  A commissioned officer in an armed military organization, typically the highest rank before flag officer ranks (generals). It is generally found in armies, air forces or naval infantry (marines).
▸ noun:  (historical) A military leader, distinct from the modern professional military rank.
▸ noun:  An honorary civilian title bestowed by some southern US states, most commonly Kentucky; notably Colonel Sanders of KFC.
▸ noun:  (Southern US, dated) An informal title used to address an elderly man.
▸ noun:  (US) A form of address for an auctioneer, from the American Civil War practice of commanding officers organizing the public sale of seized goods.
▸ verb:  (intransitive) To act as or like a colonel.
▸ noun:  (military) The military officer title.

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