chief petty officer

noun, U.S. Navy and Coast Guard.
1.
a noncommissioned rank above petty officer first class and below senior petty officer.
Abbreviation: CPO, C.P.O., c.p.o.
Origin
1885-90, Americanism
Examples from the web for chief petty officer
  • And in that field, they can get up to the highest rating of a chief petty officer.
British Dictionary definitions for chief petty officer

chief petty officer

noun
1.
the senior naval rank for personnel without commissioned or warrant rank CPO