hitchhiker’s thumb
n.— «A common trait among people with diastrophic dysplasia is what’s called a “hitchhiker’s thumb,” which prevents Johnson from being able to open or close her fingers or grip objects.» —“Transcending impossibilities” by Tina Firesheets News-Record (Greensboro, North Carolina) June 24, 2006. (source: Double-Tongued Dictionary)
Further reading
Some college students are using the word loyalty as a synonym for monogamy. Are the meanings of these words now shifting? Plus, a biologist discovers a new species of bat, then names it after a poet he admires. Also, warm memories of how a childhood...
A North Carolina listener is curious about his meemaw’s use of a term meaning “food” that he heard as either jasmine or jassum. A dialectal term with various spellings that include jassum, jasum, and jazm can mean “gravy,” “sauce,” or even “juice...