Definition of "bunker" []

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

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Home for her, then as now, was the town-within-a-town of the Bunker Hill Projects, a brick maze of boxy welfare apartments whose architects had taken the word bunker to heart."
• "And I think, by now, just about everyone in the United States and around the world has heard the term bunker busters."
• "For some reason or another, the platoon less than twenty men at that time, when they fell back in the company area, what we call the bunker, they went to the right, as you look westward toward the sea."