be like Fort Knox(redirected from are like Fort Knox)
be like Fort Knox
To be inaccessible, usually because the item or place in question is locked or guarded. Fort Knox is a military site in Kentucky where stores of gold are kept. The kids are home by themselves, but don't worry, the house is like Fort Knox with all the security cameras. I can't get into the safe, it's like Fort Knox!
be like Fort Knox(humorous)
if a building or an area is like Fort Knox, it is very difficult to enter or leave it because it is so well protected
Usage notes: Fort Knox is the building where the United States keeps its supplies of gold.Our house is like Fort Knox with all these extra security locks.