tramp stamp
n.— «In the Central Valley, writes Lisa Hayes of Modesto, they call that tattoo at the base of a woman’s spine a “tramp stamp.”» —“Daily Datebook” by Leah Garchik San Francisco Chronicle (California) Aug. 19, 2004. (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...