Definition of freeboard
1 : the distance between the waterline and the main deck or weather deck of a ship or between the level of the water and the upper edge of the side of a small boat
2 : the height above the recorded high-water mark of a structure (as a dam) associated with the water
First Known Use of freeboard
Learn More about freeboard
Britannica.com: Encyclopedia article about freeboard
Seen and Heard
What made you want to look up freeboard? Please tell us where you read or heard it (including the quote, if possible).