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Definition of Gunmetal
1. Noun. A type of bronze used for parts subject to wear or corrosion (especially corrosion by sea water). 
Generic synonyms: Bronze
Definition of Gunmetal
1. a dark gray color [n -S]
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1. Noun. A type of bronze used for parts subject to wear or corrosion (especially corrosion by sea water). 
1. a dark gray color [n -S]