nines
n.— «One proposal is to require that the most dangerous substances be burned 99.9999 percent—the “six nines,” the company calls it.» —“U.S. urged to hurry waste disposal plans” by William E. Clayton Jr. Houston Chronicle (Texas) Apr. 11, 1985. (source: Double-Tongued Dictionary)
Further reading
Melissa in Charlotte, North Carolina, remembers her grandfather would describe something excellent as better than snuff, but not near as dusty. The snuff in this case refers to finely ground smokeless tobacco. It arose at a time when snuff was...
Adam in Abilene, Texas, has fond memories of his mother’s Tex-Mex recipe in a casserole dish. Is it properly called a casserole? A tamale pie? It has to do with whether the dish is baked or not. This is part of a complete episode. Transcript of...