bush-metal
Gunmetal; an alloy of copper and tin, used for journals, bearings, etcGunmetal; an alloy of copper and tin, used for journals, bearings, etc.
Meaning
1 senses(uncountable)Gunmetal; an alloy of copper and tin, used for journals, bearings, etc.
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable