leaverite
n.— «“It’s ’leaverite,'” says Smith of one specimen: “Leave ‘er right there.” But after a few more pans of sand the kids hit paydirt.» —“A Madness for Moonstones” by Anne H. Oman Washington Post (Weekend-10) Nov. 16, 1979. (source: Double-Tongued Dictionary)
Further reading
It’s hard to imagine now, but there was a time when people disagreed over the best word to use when answering the phone. Alexander Graham Bell suggested answering with ahoy! but Thomas Edison was partial to hello! A fascinating new book about...