The fruit of the oak and beech, or other forest trees; nuts; acorns.
- Nautical 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.
- The nuts of forest trees accumulated on the ground, used especially as food for swine.