unsub
n.— «Button Up and four other “unsubs”—FBI shorthand for “unknown subjects”—together are thought to be responsible for more than 30 robberies, nearly one-third of the bank robberies committed in Washington since January.» —“Button Up Bandit, others hitting banks at rapid pace” by Sara Jean Green Seattle Times (Washington) May 12, 2006. (source: Double-Tongued Dictionary)
Further reading
Responding to our discussion about thin places, those spots where the boundary between this world and other realities seems narrow or permeable, a listener in Kirkland, Washington, sent us some eloquent thoughts about her own experiences of that...
Following our conversation about the use of the term devil strip to denote the strip of land between sidewalk and street, listeners chimed in with other terms from their areas. In Portland, Maine, some people call it a hell strip. In Washington...