freeboard(redirected from Freeboarding)
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1. The distance from the water line to the gunwales of an open boat or to the main deck of a decked vessel.
2. The distance between normal water level and the top of a structure or mass that rises out of the water, such as a buoy, dam, or ice floe.
[Probably ultimately partial translation of Anglo-Norman franc bord, land claimed outside the fence of a park or forest : franc, free + bord, bort, border; see border.]
(Nautical Terms) the space or distance between the deck of a vessel and the waterline
1. (on a cargo vessel) the distance between the uppermost deck considered fully watertight and the official load line.
2. the height of the watertight portion of a building or other construction above a given level of water.