lead snowstorm
n.— «While conducting the internal autopsy, Comfort testified she found fragments of the rifle bullet throughout the body, which forensic pathologists commonly refer to as a “lead snowstorm.”» —“Forensic pathologist and Nolan Graham’s wife testify in murder trial” by Kara D. Machado Eureka Reporter (California) Sept. 15, 2006. (source: Double-Tongued Dictionary)
Further reading
Sure, there’s winter, spring, summer, and fall. But the seasons in between have even more poetic names. In Alaska, greenup describes a sudden, dramatic burst of green after a long, dark winter. And there are many, many terms for a cold snap...
Susie Dent’s murder mystery Guilty by Definition (Bookshop|Amazon) follows a lexicographer in Oxford who becomes a sleuth of a different kind, seeking the culprit in a long-unsolved killing. A lexicographer herself, Dent includes lots of obscure and...