graveyard spiral
n.— «He told naval authorities that while he was over Cherry Point in thick clouds at 40,000 feet the Banshee suddenly went out of control and nosed into a “graveyard spiral,” a downward banking motion at increasing speed.» —“’Chutes 6 Miles And Lives” by Lloyd Norman Chicago Daily Tribune Sept. 17, 1949. (source: Double-Tongued Dictionary)
Further reading
In 1916, a small-town newspaper in Pennsylvania printed a fanciful item about a local gathering with a guest list that included, among others, Miss Ella Vader, Mr. Ray Zor, and other punny names. This is part of a complete episode. Transcript of...