Found 2 items, similar to shellproof.
English → English (WordNet) Definition: shellproof shellproof adj : able to resist the explosive force of bombs and shells; “bombproof shelter” [syn: bombproof]
English → English (gcide) Definition: Shellproof Shellproof \Shell"proof`\, a. Capable of resisting bombs or other shells; bombproof. [1913 Webster]