Shipboard/ˈʃɪpbɔːrd/ Definition 1 of 2Pro Tip 1/3Maritime Context Used to describe activities or experiences that occur while on a ship. The shipboard entertainment was delightful. Pro Tip 2/3Professional Use Often related to work or formal situations, such as training or meetings at sea. She completed her shipboard training as a navigator. Pro Tip 3/3Exclusive Use Refers to activities that can only happen on a ship, not anywhere else. Shipboard fire drills are unique to maritime vessels.