pig in a python n. especially in demographics, a spike or surge in a statistic measured over time. (source: Double-Tongued Dictionary)
Further reading
In one episode of The Great Pottery Throwdown, a soothing British reality show that features amateur ceramicists, someone jokes about spending a night on the tiles. In this case, the phrase has nothing to do with crafting tiles from clay. A night on...
Carpe diem! A new book reveals the surprisingly unfamiliar stories behind familiar quotations. Also: Rock climbers have gumbies, and surfers have kooks. What do those words say about beginners who have more confidence than experience? Plus, if...