Definition of second officer in English:
An assistant mate on a merchant ship.
- It was thought the personal account of the ship's second officer would fetch up to £30,000 at the Sotheby's event yesterday.
- Their son Ben, 23, is a second officer on a North Sea dredger.
- The second officer came back outside shielding his weapon and calling, ‘Get an ambulance!’
Definition of second officer in:
- US English dictionary