Sailing/Boating Term Definitions Anchor Light - Small light used to discharge the battery before daylight. Crew - Heavy, stationary objects used on shipboard to hold down charts, anchor cushions in place, and dampen sudden movements of the boom. Dangerous Waters - Lying to your spouse. Oar - Sea going woman of ill repute. Port - Fine red wine, always stowed on the left side of the boat. Seabag - Aging mermaid. Yacht - Commonly used to describe any boat prior to its purchase, and by many boat owners to describe their vessel to persons who have never seen it and are likely never to do so. Mizzen -Lozt. flotsam- Any craft from which no request for free beer is heard .