teeth arm
n.— «The Royal Logistics Corps and the Signals also relied significantly on the T[erritorial] A[rmy]. There were lots of other teeth arm people out there—infantry people and special forces—and all of them were from the TA.» —“House of Commons Hansard Debates” by James Gray United Kingdom Parliament Oct. 16, 2003. (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...