Mast

Part of speech: noun (n.)

The fruit of the oak and beech, or other forest trees; nuts; acorns. Oak mast, and beech, . . . they eat. Chapman. Swine under an oak filling themselves with the mast. South.

Part of speech: noun (n.)

1. A pole, or long, strong, round piece of timber, or spar, set upright in a boat or vessel, to sustain the sails, yards, rigging, etc. A mast may also consist of several pieces of timber united by iron bands, or of a hollow pillar of iron or steel. The tallest pine Hewn on Norwegian hills, to be the mast Of some great ammiral. Milton.

2. The vertical post of a derrick or crane. Afore the mast, Before the mast. See under Afore, and Before. -- Mast coat. See under Coat. -- Mast hoop, one of a number of hoops attached to the fore edge of a boom sail, which slip on the mast as the sail is raised or lowered; also, one of the iron hoops used in making a made mast. See Made.

Part of speech: verb (v.)

To furnish with a mast or masts; to put the masts of in position; as, to mast a ship.