Military

• commissioned military officer

  A commissioned officer in the Army or Air Force or Marine Corps.

• commissioned naval officer

  A commissioned officer in the navy.

• staff officer

  A commissioned officer assigned to a military commander's staff.

• judge advocate

  An officer assigned to the judge advocate general.

• judge advocate general

  The senior legal advisor to a branch of the military.

Also contains

• line officer

  A commissioned officer with combat units (not a staff officer or a supply officer).

• ranker

  A commissioned officer who has been promoted from enlisted status.

• supply officer

  A commissioned officer responsible for logistics.