diesel therapy
n.— «Sileven said “diesel therapy” is used to punish certain prisoners by continously driving them around the country.» —“Sileven Says He Fears for Safety If Hansen Is Returned to Prison” by David C. Beeder Omaha World-Herald (Neb.) Apr. 22, 1987. (source: Double-Tongued Dictionary)
Further reading
Kerry from Omaha, Nebraska, wonders why smack dab means “precisely in the middle.” Long used in Appalachia and the American South to make a term more emphatic, smack also appears in such phrases as right smack now and smack jam and smack...
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...