purple
adj.— «It must accept the idea that a cost of jointness is the assignment of personnel to action-officer status who will do “purple work” that may have no direct connection to day-to-day Coast Guard business.» —“Coast Guard is joint” by Alexander J. Hindle Jr. United States Naval Institute: Proceedings Dec. 1, 1998. (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...