You've paid good money to be on that ship. The least you can do is sound like you belong there. Cruise Ship Killer podcast put together this dictionary so you know your aft from your elbow, never get caught calling the ship a boat, and can spot a chair hog from across the Lido deck. Whether you're a first-timer or a Pinnacle-chasing veteran, there's something here that'll make you look sharper at the sailaway party.