Top definition
Twotonium is any type of jewelry, "bling", or "ice" that has both gold and silver tones. Twotonium jewelry frequently features an excessively elaborate collection of diamonds. Twotonium is often worn by celebrities, rappers, and other "baller" types with cash to burn.
Son, look at my new twotonium chain and tell me this isn't the hotness.
by K-Eezzy August 22, 2008
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