A boot or protective covering on the forward part of a ship's mast, or historically, a boot worn on the front of the leg.
Compound of 'fore-' + 'boot.' The nautical sense appears in 18th-century maritime texts, though the original meaning may have related to protective leg coverings.
The terminology of sailing ships reveals how sailors solved practical problems—every rope, spar, and covering had a name because sailors needed to communicate clearly about repairs in dangerous conditions.
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