p.o.

Thesaurus

Noun

1.

P.O. - a noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army petty officer, PO master-at-arms - the senior petty officer; responsible for discipline aboard ship enlisted officer, noncom, noncommissioned officer - a military officer appointed from enlisted personnel SCPO, senior chief petty officer - a senior noncommissioned officer in the Navy or Coast Guard with a rank comparable to master sergeant in the Army

Translations

p.o. N ABBR (Brit) =postal order → g.p., g/p