manganese bronze

from The Century Dictionary.

• noun Same as manganese brown. See brown.

from the GNU version of the Collaborative International Dictionary of English.

• noun A brass alloy having from 1 to 4 percent of manganese added to harden it; made by adding manganese to the copper and zinc used in brass.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a brass with from 1-4% manganese to harden it