gun ‧ met ‧ al /ˈɡʌnˌmetl/ BrE AmE noun [uncountable]
1 . a dull grey-coloured metal which is a mixture of ↑ copper , ↑ tin , and ↑ zinc
2 . a dull blue-grey colour
gun ‧ met ‧ al /ˈɡʌnˌmetl/ BrE AmE noun [uncountable]
1 . a dull grey-coloured metal which is a mixture of ↑ copper , ↑ tin , and ↑ zinc
2 . a dull blue-grey colour
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012