bunker

Short definition from Wiktionary

Noun

1. 1
   A hardened shelter, often partly buried or fully underground, designed to protect the inhabitants from falling bombs or other attacks.
2. 2
   A compartment for storing coal for the ship's boilers; or a tank for storing fuel oil for the ship's engines.
3. 3
   The coal compartment on a tank engine; it can also refer to that on a tender engine.
4. 4
   Ellipsis of bunker oil (usually plural).
5. 5
   A hazard on a golf course consisting of a sand-filled hollow.
6. 6
   An obstacle used to block an opposing player's view and field of fire.
7. 7
   A large bin or container for storing coal, often built outdoors in the yard of a house.
8. 8
   A sort of box or chest, as in a window, the lid of which serves as a seat.
9. 9
   A kitchen worktop.
10. 10
    One who bunks off; a truant from school.
11. 11
    The menhaden, any of several species of fish in the genera Brevoortia and Ethmidium.

Verb

1. 1
   To load (a vessel) with coal or fuel oil for the engine.
2. 2
   To take a load of coal or fuel oil for its engine.
3. 3
   To steal bunker fuel by illicitly siphoning it off.
4. 4
   To hit (a golf ball) into a bunker; (chiefly passive voice) to place (a golfer) in the position of having a golf ball in a bunker.
5. 5
   To hit (a golf ball) into a bunker; (chiefly passive voice) to place (a golfer) in the position of having a golf ball in a bunker: To place (someone) in a position that is difficult to get out of; to hinder.
6. 6
   To fire constantly at (an opponent hiding behind an obstacle), trapping them and preventing them from firing at other players; also, to eliminate (an opponent behind an obstacle) by rushing to the position and firing at extremely close range as the player becomes exposed.
7. 7
   Often followed by down: to take shelter in a bunker or other place.

Proper noun

1. 1
   A surname.