jibber
n.— «Nearly a dozen businesses can be found hereabouts specializing in removable mouth jewelry, or (in the vernacular) fronts, or grills, or jibbers.» —“Mouth-bling market hitting a rocky spot” by David Lazarus San Francisco Chronicle Aug. 15, 2004. (source: Double-Tongued Dictionary)
Further reading
In the 15th century, the word respair meant “to have hope again.” Although this word fell out of use, it’s among dozens collected in a new book of soothing vocabulary for troubled times. Plus, baseball slang: If a batter...
Asthenosphere, a geologist’s term for the molten layer beneath the earth’s crust, sparks a journey that stretches all the way from ancient Greece to the author of Uncle Tom’s Cabin. Plus: What the heck is a dogberg? It’s when...