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noun
A noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army.
synonyms: petty officer, PO.
is a specific kind of: enlisted officer, noncom, noncommissioned officer.
is a broader term that covers: master-at-arms | SCPO, senior chief petty officer.
Polish: bosman
Find more on p.o. elsewhere: etymology - rhymes - Wikipedia.
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