jazz hands
n.pl.— «Pauline Gomez pantomimes encouragement. Her arms extend at her side, her fingers stretching for the ground in jazz hands.» —“No Yelling, No Cheering. Shhhhh! It’s Silent Saturday” by Robert Andrew Powell New York Times Nov. 5, 2004. (source: Double-Tongued Dictionary)
Further reading
When an international team of scientists traveled to a research station in Antarctica for six months, the language they all shared was English. After six months together, their accents changed ever so slightly — a miniature version of how language...
Carl in Sebastopol, California, was reminded of his childhood on New York’s Lower East Side while ready Harry Golden’s book For 2 Cents Plain (Amazon), the title referring to how customers ordered a plain glass of seltzer. For a little...