1. (noun) brass with enough copper to give it a reddish tint; used for plumbing pipe and other brass hardware and in cheap jewelry

• red brass

1. (noun) brass with enough copper to give it a reddish tint; used for plumbing pipe and other brass hardware and in cheap jewelry

• brass

2. (noun) 22-karat gold from which guinea coins were made

• atomic number 79
• au
• gold