freeboard

play
noun free·board \ ˈfrē-ˌbȯrd \

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 (such as a dam) associated with the water

First Known Use of freeboard

1718


Learn More 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).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

alert quickness of mind or body

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!