angel
n.— «In hospital parlance, those killed in action are known as angels. In last weekend’s suicide bombing, the dead and wounded came to the hospital. “We took care of angels and wounded on that one,” said Commander Lach Noyes, a Navy surgeon.» —“10,000 U.S. troops to retake city” by Jim Krane Honolulu Advertiser (Hawaii) Nov. 6, 2004. (source: Double-Tongued Dictionary)
Further reading
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...