Definition of fireproof adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈfaɪəpruːf//
; NAmE NAmE//ˈfaɪərpruːf//
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able to resist great heat without burning or being badly damaged a fireproof door a fireproof dish (= that can be heated in an oven) Put the mixture in a fireproof dish and bake for 45 minutes. Valuable records and documents should always be kept in a fireproof safe.
See the Oxford Advanced American Dictionary entry: fireproof