soap game
n.— «The “soap game” which was started last year drew more than 200 fans and attendance tomorrow night should be even better. Admission to the contest is one average size bar of soap.» —“Announce Lineups For Soap Game” Constitution-Tribune (Chillicothe, Mo.) Sept. 2, 1964. (source: Double-Tongued Dictionary)
Further reading
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...
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...