a pierced slab of hardwood built into the deck structure of a small ship or boat to receive the force of the mast, which is fitted tightly through it.
Also called mast hasp. a metal collar fitted to a thwart of a small boat to steady a mast.
Words nearby mast clamp
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019