Tōm'bac, n.

n. [Written also tambac.] [Fr. tombac, It. tombacco, Sp. tumbaga, Pg. tambaca, tambaque, from Malay. tambaga, copper, Jav. tembaga.] An alloy of copper and zinc, or a species of brass, with an excess of zinc. When arsenic is added, it is white tombac. Brande.