bunker

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A bin or tank especially for fuel storage, as on a ship.
• noun Fuel, such as coal or fuel oil, used especially in ships.
• noun An underground fortification, often with a concrete projection above ground level for observation or gun emplacements.
• transitive verb To store or place (fuel) in a bunker.
• transitive verb Sports To hit (a golf ball) into a sand trap.

from The Century Dictionary.

• noun A menhaden.
• noun plural The coal carried in bunkers for consumption on board ship. See coal-bunker.
• noun A bench or sort of chest that serves for a seat.
• noun A sort of fixed chest or box; a large bin or receptacle: as, a coal-bunker (which see).
• noun In the game of golf, a sand-hole anywhere on the grounds.
• Nautical, to load (coal) into a steamer's bunkers for its own use as distinguished from loading it as cargo.
• 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.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb (Golf) To drive (the ball) into a bunker.
• noun Scot. A sort of chest or box, as in a window, the lid of which serves for a seat.
• noun A large bin or similar receptacle.
• noun Scot. A small sand hole or pit, as on a golf course.
• noun (Golf) Hence, any rough hazardous ground on the links; also, an artificial hazard with built-up faces.
• noun (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.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun military A hardened shelter, often buried partly or fully underground, designed to protect the inhabitants from falling bombs or other attacks.
• noun 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.
• noun nautical A container for storing coal or fuel oil for a ship's engine.
• noun golf A sand-filled hollow on a golf course.
• noun paintball An obstacle used to block an opposing player's view and field of fire.
• noun Scotland A sort of chest or box, as in a window, the lid of which serves for a seat.
• verb nautical To load a vessel with oil or coal for the engine.
• verb golf To hit a golfball into a bunker.
• verb 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.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a hazard on a golf course
• verb fill (a ship's bunker) with coal or oil
• noun a fortification of earth; mostly or entirely below ground
• verb hit a golf ball into a bunker
• verb transfer cargo from a ship to a warehouse
• noun a large container for storing fuel