bunker
Definitions
A reinforced underground shelter, typically used for protection against bombs or gunfire.
A sand-filled hazard on a golf course.
A large container or compartment for storing fuel or bulk materials.
Examples
The soldiers took cover in the underground bunker during the heavy artillery fire.
He spent the afternoon practicing his golf swing to get out of the sand bunker.
The billionaire built a reinforced bunker to protect his family from potential disasters.
Synonyms
shelter dugout fortification stronghold entrenchment hideout refuge