chief petty officer

Noun

 * 1)  A warrant officer belonging to one of the two classes of chief petty officer: chief petty officer first class and chief petty officer second class.
 * 2)  A non-commissioned officer in the Royal Navy, ranking above petty officer and below warrant officer class 2.
 * 3)  A non-commissioned officer in the United States Navy and United States Coast Guard, ranking above petty officer first class and below senior chief petty officer.

Synonyms

 * abbreviation

Related terms

 * (PO)