... in which we asked you to invent old derivations for common expressions
And the winner of the South Dakota commemorative plate:
"To throw up one's hands": To surrender; from New Guinea cannibal society, in which it was considered de rigueur to be able to keep down one's food. When they failed, it often involved hands, which tended to be dirty, filled with small, sharp bones, and unusually hard to digest.
See the entire contest*
(until washingtonpost.com moves the link--AGAIN)
*Denotes external link. What--do we have to draw you a picture?