flight to cash
n.— «This in turn, it comments, could mean trouble for many small US banks, and some big ones, too, and could bring a flight to cash and precious metals and eventually a world recession.» —“Wall Street: Dilemma Of Oil Benefits” by Terry Byland Financial Times (United Kingdom) Feb. 17, 1986. (source: Double-Tongued Dictionary)
Further reading
What exactly is a planet? Controversy over this question led to Pluto’s redefinition, along with a brand-new English word. And: Some people now use the phrase all the things! to mean and whatnot or you know what I mean. This new sense of all...
Eduarda phones from Rio de Janeiro, Brazil, to ask about the English expression burn the midnight oil, meaning “to work late.” The phrase goes back to the days of having to use oil lamps for illumination at night. A Spanish idiom...