1. bomb shelter, air-raid shelter, bombproof, chamber

usage: a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids


1. bombproof, proof

usage: make safe against bombings


1. bombproof, shellproof, invulnerable (vs. vulnerable)

usage: able to resist the explosive force of bombs and shells; "bombproof shelter"

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See also: bombproof (Dictionary)