dental casualty
n.— «“In Desert Storm there were 35,000 dental casualties,” military parlance for soldiers who could not perform their duties because of problems with their teeth.» —“N.J. units prepare for active duty in Iraq” by Justo Bautista The Record (Hackensack, New Jersey) Dec. 13, 2007. (source: Double-Tongued Dictionary)
Further reading
If you work in tech support, you might use snarky slang for problems caused by computer users themselves. There’s the acronym PEBCAK, for example, which stands for Problem Exists Between Chair and Keyboard. And: a lush poem about the sea inspired by...
The expression to run the traps means “to perform due diligence” or “solicit a wide variety of opinions” or “investigate every angle thoroughly.” This metaphor derives from the literal sense of running the traps, which refers to hunting and fishing...