gold
n.— «Ranging in price from about $200 up to $50,000 or more, grills, also known as golds or fronts, are removable gold or platinum teeth that fit over real teeth that became popular in the ’80s among underground hip hop artists» —“Show Me Your Grill” by Sara Ganus in University of Oklahoma Oklahoma Daily (Norman, Oklahoma) Apr. 5, 2006. (source: Double-Tongued Dictionary)
Further reading
Trombonist Benjamin Jacobs-El, who toured with jazz great Lionel Hampton, calls from Huntsville, Alabama, to say that Hampton regularly addressed friends and band members as gate, as in Hey, gates, how’re you doing? Is that because good jazz...