dirt cop
n.— «The people charged with enforcing state and local erosion and sedimentation laws, affectionately known as the “dirt cops,” say most developers obey the laws and put in the required measures.» —“What’s killing College Lake?” by Shannon Brennan News & Advance (Lynchburg, Va.) Oct. 2, 2005. (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...