Definitionen
1.NounA 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).
2.NounA military leader, distinct from the modern professional military rank.
3.NounAn honorary civilian title bestowed by some southern US states, most commonly Kentucky; notably Colonel Sanders of KFC.
4.NounAn informal title used to address an elderly man.
5.NounA form of address for an auctioneer, from the American Civil War practice of commanding officers organizing the public sale of seized goods.
6.VerbTo act as or like a colonel.