know which way the wind blows

know which way the wind blows

To be able to anticipate how a certain course or situation is likely to develop. These politicians know which way the wind blows regarding public opinion on the issue, and you can bet they'll vote accordingly.
See also: blow, know, way, wind
References in periodicals archive ?
IT DOESN'T TAKE A BABY BOOMER IN THE White House to know which way the wind blows. But it sure helps.
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