bunker

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A bin or tank especially for fuel storage, as on a ship.
2. n. Fuel, such as coal or fuel oil, used especially in ships. Often used in the plural.
3. n. An underground fortification, often with a concrete projection above ground level for observation or gun emplacements.
4. n. Sports A sand trap serving as an obstacle on a golf course.
5. v. To store or place (fuel) in a bunker.
6. v. Sports To hit (a golf ball) into a bunker.

Century Dictionary and Cyclopedia

1. n. A bench or sort of chest that serves for a seat.
2. n. A sort of fixed chest or box; a large bin or receptacle: as, a coal-bunker (which see).
3. n. In the game of golf, a sand-hole anywhere on the grounds.
4. n. A menhaden.
5. n. plural The coal carried in bunkers for consumption on board ship. See coal-bunker.
6. Nautical, to load (coal) into a steamer's bunkers for its own use as distinguished from loading it as cargo.
7. In golf, to place (a ball) in play in a difficult position, from which it must be played out; to strike (a ball) into a bunker: said also of the player whose ball is so placed.

Wiktionary

1. n. military A hardened shelter, often buried partly or fully underground, designed to protect the inhabitants from falling bombs or other attacks.
2. n. UK A large container or bin for storing coal, often built outside in the yard of a house. Now rare, as different types of fuels and energy sources are being used.
3. n. nautical A container for storing coal or fuel oil for a ship's engine.
4. n. golf A sand-filled hollow on a golf course.
5. n. paintball An obstacle used to block an opposing player's view and field of fire.
6. n. Scotland A sort of chest or box, as in a window, the lid of which serves for a seat.
7. v. nautical To load a vessel with oil or coal for the engine.
8. v. golf To hit a golfball into a bunker.
9. v. paintball To fire constantly at a hiding opponent, preventing them from firing at other players and trapping them behind the barrier. This can also refer to eliminating an opponent behind cover by rushing the position and firing at extremely close range as the player becomes exposed.

GNU Webster's 1913

1. n. Scot. A sort of chest or box, as in a window, the lid of which serves for a seat.
2. n. A large bin or similar receptacle.
3. n. Scot. A small sand hole or pit, as on a golf course.
4. n. (Golf) Hence, any rough hazardous ground on the links; also, an artificial hazard with built-up faces.
5. n. (Mil.) A fortified position dug into the ground, especially one which is closed on top and has protective walls and roof, e. g. of reinforced concrete. For defending positions it usually has windows to view the surrounding terrain, but as a safe location for planning operations or storage, a bunker may be completely underground with no direct access to the surface.
6. v. (Golf) To drive (the ball) into a bunker.

WordNet 3.0

1. n. a hazard on a golf course
2. v. fill (a ship's bunker) with coal or oil
3. n. a fortification of earth; mostly or entirely below ground
4. v. hit a golf ball into a bunker
5. v. transfer cargo from a ship to a warehouse
6. n. a large container for storing fuel