gravy plane
n.— «You’ve heard of the “gravy train?”…Well, my book reveals the “gravy plane”—it is to my knowledge the first definitive work in the United States on the massive subsidies that flow from various federal agencies, 50 state governments and municipalities—subsidies that help aviation. These subsidies are much bigger than any to Amtrak or any rail passenger carrier of the past.» —“Book Calls For Action on Fast Trains” in Washington, D.C. U.S. Newswire Jan. 16, 1992. (source: Double-Tongued Dictionary)
Further reading
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If you speak a second or third language, you may remember the first time you dreamed in that new tongue. But does this milestone mean you’re actually fluent? And a couple’s dispute over the word regret: Say you wish you’d been able...