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Meaning of presto chango

pres'to chan'go

Pronunciation: (chān'jō), [key]
  1. change at once (usually used imperatively, as in a magician's command).
  2. a change occurring suddenly and as if by magic: There is always an element of presto chango in international relations.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.