Overboard/ˈəʊvərbɔːrd/ Definition 1 of 2Pro Tip 1/3Nautical Origin Originates from maritime contexts, typically used to describe accidents. Check your gear so you don't accidentally drop anything overboard. Pro Tip 2/3Urgency or Danger Conveys a sense of urgency or danger when someone or something falls into the water. Man overboard! Quick, throw the lifebuoy! Pro Tip 3/3Intentional Act Can imply an intentional action, like deliberately getting rid of something. The crew threw the contraband overboard before reaching the harbor.