noncommissioned officer /ˌnɑːnkəˈmɪʃənd-/ noun plural noncommissioned officers
plural noncommissioned officers
Learner's definition of NONCOMMISSIONED OFFICER
[count]
: an officer (such as a sergeant or corporal) who has a low rank in the army, air force, or marine corps军士;士官 — called also NCO, noncom