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).

(intransitive) To act as or like a colonel.

plural of colonel

simple past tense and past participle of colonel

present participle of colonel

simple past tense and past participle of colonel

present participle of colonel

(military) The military officer title.

An army officer in many countries, ranking below a colonel and above a major. Often the commander of a battalion or the executive officer of a regiment.

(US, slang, military) A member of the United States armed forces having the rank of full colonel, as distinct from a lieutenant colonel.