jump-out
n.— «When the unmarked units approached the street corner, the crowd of individuals immediately began dispersing upon observing the presence of the “jump outs.”» —“Intuitive Policing: Emotional/Rational Decision Making in Law Enforcement” by Anthony J. Pinizzotto, Edward F. Davis, Charles E. Miller American Psychological Association May 24, 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...