mast

The nuts of forest trees accumulated on the ground, formerly used as food for swine.

A tall vertical spar, sometimes sectioned, that rises from the keel or deck of a sailing vessel to support the sails and the standing and running rigging.

A vertical pole.

A tall vertical antenna, as for a radio.

A captain’s mast.

To fix a mast or masts in; supply with a mast or masts; erect the masts of: as, to mast a ship.

The fruit of the oak and beech or other forest-trees; acorns or nuts collectively, serving as food for animals.

A pole or pillar of round timber, or of tubular iron or steel, secured at the lower end to the keel of a vessel, and rising into the air above the deck to support the yards, sails, and rigging in general.

Any tall pole.