What is the meaning of Colonel?

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).

A military leader, distinct from the modern professional military rank.

An honorary civilian title bestowed by some southern US states, most commonly Kentucky; notably Colonel Sanders of KFC.

An informal title used to address an elderly man.

A form of address for an auctioneer, from the American Civil War practice of commanding officers organizing the public sale of seized goods.

To act as or like a colonel.

a colonel, highest commissioned officer below generals

an ice cream dessert consisting of lemon sherbet and vodka

colonel (military officer above lieutenant-colonel and below all generals)

glyph (a letter in a type of font)

Source: wiktionary.org