Simple Definition of colonel
: an officer of high rank in the army, air force, or marines : a military officer who ranks above a major
Full Definition of colonel
1 a : a commissioned officer in the army, air force, or marine corps ranking above a lieutenant colonel and below a brigadier general b : lieutenant colonel
2 : a minor titular official of a state especially in southern or midland United States —used as an honorific title
Examples of colonel
He retired as a colonel in the air force.
Origin of colonel
alteration of coronel, from Middle French, modification of Old Italian colonnello column of soldiers, colonel, diminutive of colonna column, from Latin columna
First Known Use: 1567
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