Spanish for "it surprises", when someone is unfamiliar with a common thing/notion/occurrence, usually used in a derogatory sense. Can be an adjective or a noun.
The apocraphal story of George H. W. Bush's sorprende experience with bar code scanners--he was reportedly amazed by the technology in a modern grocery store, because of his "elite" status. Snopes says it is false.
by grapes September 2, 2007