(n.) A structure which heavy shot and shell will not penetrate.
Example Sentences:
(1) He was accused of paying a $25,000 bribe to a government official for the release of bombproof cars that had been impounded.
(2) One of the world’s largest superyachts, the Philippe Starck-designed, 119-metre (390ft) white vessel – which features three swimming pools, a helipad and bombproof glass – embodies an exclusive lifestyle that is highly visible but inaccessible to all but the global financial elite and their entourage.
(3) The bombproof windows ensured no ministers were hurt, although four others, including two police officers, were injured.
(4) Despite major security precautions the police told judge Faisal Arab they could only provide protection "within the available resources", which did not include a bombproof vehicle to convey the former president.
Shellproof
Definition:
(a.) Capable of resisting bombs or other shells; bombproof.