Etymology
Advertisement

bomb-proof (adj.)

"strong enough to resist the impact and explosive force of bombs or shells striking on the outside" [Century Dictionary], 1702, from bomb (n.) + proof (n.). As a noun, "underground structure strong enough to resist the impact and explosive force of bombs," 1755. In the U.S. Civil War it was a contemptuous term for men not exposed to the dangers of war.

updated on October 19, 2022

Advertisement
Advertisement